1521000000

素因数分解:

$2^6\times 3^2\times 5^6\times {\mathrm{13}}^2$

素因数の和:74

約数の個数: 441

約数和(自身を含む): 5900959623

約数和(自身を除く): 4379959623

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 25, 26, 30, 32, 36, 39, 40, 45, 48, 50, 52, 60, 64, 65, 72, 75, 78, 80, 90, 96, 100, 104, 117, 120, 125, 130, 144, 150, 156, 160, 169, 180, 192, 195, 200, 208, 225, 234, 240, 250, 260, 288, 300, 312, 320, 325, 338, 360, 375, 390, 400, 416, 450, 468, 480, 500, 507, 520, 576, 585, 600, 624, 625, 650, 676, 720, 750, 780, 800, 832, 845, 900, 936, 960, 975, 1000, 1014, 1040, 1125, 1170, 1200, 1248, 1250, 1300, 1352, 1440, 1500, 1521, 1560, 1600, 1625, 1690, 1800, 1872, 1875, 1950, 2000, 2028, 2080, 2250, 2340, 2400, 2496, 2500, 2535, 2600, 2704, 2880, 2925, 3000, 3042, 3120, 3125, 3250, 3380, 3600, 3744, 3750, 3900, 4000, 4056, 4160, 4225, 4500, 4680, 4800, 4875, 5000, 5070, 5200, 5408, 5625, 5850, 6000, 6084, 6240, 6250, 6500, 6760, 7200, 7488, 7500, 7605, 7800, 8000, 8112, 8125, 8450, 9000, 9360, 9375, 9750, 10000, 10140, 10400, 10816, 11250, 11700, 12000, 12168, 12480, 12500, 12675, 13000, 13520, 14400, 14625, 15000, 15210, 15600, 15625, 16224, 16250, 16900, 18000, 18720, 18750, 19500, 20000, 20280, 20800, 21125, 22500, 23400, 24000, 24336, 24375, 25000, 25350, 26000, 27040, 28125, 29250, 30000, 30420, 31200, 31250, 32448, 32500, 33800, 36000, 37440, 37500, 38025, 39000, 40000, 40560, 40625, 42250, 45000, 46800, 46875, 48672, 48750, 50000, 50700, 52000, 54080, 56250, 58500, 60000, 60840, 62400, 62500, 63375, 65000, 67600, 72000, 73125, 75000, 76050, 78000, 81120, 81250, 84500, 90000, 93600, 93750, 97344, 97500, 100000, 101400, 104000, 105625, 112500, 117000, 120000, 121680, 121875, 125000, 126750, 130000, 135200, 140625, 146250, 150000, 152100, 156000, 162240, 162500, 169000, 180000, 187200, 187500, 190125, 195000, 200000, 202800, 203125, 211250, 225000, 234000, 243360, 243750, 250000, 253500, 260000, 270400, 281250, 292500, 300000, 304200, 312000, 316875, 325000, 338000, 360000, 365625, 375000, 380250, 390000, 405600, 406250, 422500, 450000, 468000, 486720, 487500, 500000, 507000, 520000, 528125, 562500, 585000, 600000, 608400, 609375, 633750, 650000, 676000, 731250, 750000, 760500, 780000, 811200, 812500, 845000, 900000, 936000, 950625, 975000, 1000000, 1014000, 1056250, 1125000, 1170000, 1216800, 1218750, 1267500, 1300000, 1352000, 1462500, 1500000, 1521000, 1560000, 1584375, 1625000, 1690000, 1800000, 1828125, 1901250, 1950000, 2028000, 2112500, 2250000, 2340000, 2433600, 2437500, 2535000, 2600000, 2640625, 2925000, 3000000, 3042000, 3168750, 3250000, 3380000, 3656250, 3802500, 3900000, 4056000, 4225000, 4500000, 4680000, 4753125, 4875000, 5070000, 5281250, 5850000, 6084000, 6337500, 6500000, 6760000, 7312500, 7605000, 7800000, 7921875, 8450000, 9000000, 9506250, 9750000, 10140000, 10562500, 11700000, 12168000, 12675000, 13000000, 14625000, 15210000, 15843750, 16900000, 19012500, 19500000, 20280000, 21125000, 23400000, 23765625, 25350000, 29250000, 30420000, 31687500, 33800000, 38025000, 39000000, 42250000, 47531250, 50700000, 58500000, 60840000, 63375000, 76050000, 84500000, 95062500, 101400000, 117000000, 126750000, 152100000, 169000000, 190125000, 253500000, 304200000, 380250000, 507000000, 760500000, 1521000000]

約数ペア:

[(1, 1521000000), (2, 760500000), (3, 507000000), (4, 380250000), (5, 304200000), (6, 253500000), (8, 190125000), (9, 169000000), (10, 152100000), (12, 126750000), (13, 117000000), (15, 101400000), (16, 95062500), (18, 84500000), (20, 76050000), (24, 63375000), (25, 60840000), (26, 58500000), (30, 50700000), (32, 47531250), (36, 42250000), (39, 39000000), (40, 38025000), (45, 33800000), (48, 31687500), (50, 30420000), (52, 29250000), (60, 25350000), (64, 23765625), (65, 23400000), (72, 21125000), (75, 20280000), (78, 19500000), (80, 19012500), (90, 16900000), (96, 15843750), (100, 15210000), (104, 14625000), (117, 13000000), (120, 12675000), (125, 12168000), (130, 11700000), (144, 10562500), (150, 10140000), (156, 9750000), (160, 9506250), (169, 9000000), (180, 8450000), (192, 7921875), (195, 7800000), (200, 7605000), (208, 7312500), (225, 6760000), (234, 6500000), (240, 6337500), (250, 6084000), (260, 5850000), (288, 5281250), (300, 5070000), (312, 4875000), (320, 4753125), (325, 4680000), (338, 4500000), (360, 4225000), (375, 4056000), (390, 3900000), (400, 3802500), (416, 3656250), (450, 3380000), (468, 3250000), (480, 3168750), (500, 3042000), (507, 3000000), (520, 2925000), (576, 2640625), (585, 2600000), (600, 2535000), (624, 2437500), (625, 2433600), (650, 2340000), (676, 2250000), (720, 2112500), (750, 2028000), (780, 1950000), (800, 1901250), (832, 1828125), (845, 1800000), (900, 1690000), (936, 1625000), (960, 1584375), (975, 1560000), (1000, 1521000), (1014, 1500000), (1040, 1462500), (1125, 1352000), (1170, 1300000), (1200, 1267500), (1248, 1218750), (1250, 1216800), (1300, 1170000), (1352, 1125000), (1440, 1056250), (1500, 1014000), (1521, 1000000), (1560, 975000), (1600, 950625), (1625, 936000), (1690, 900000), (1800, 845000), (1872, 812500), (1875, 811200), (1950, 780000), (2000, 760500), (2028, 750000), (2080, 731250), (2250, 676000), (2340, 650000), (2400, 633750), (2496, 609375), (2500, 608400), (2535, 600000), (2600, 585000), (2704, 562500), (2880, 528125), (2925, 520000), (3000, 507000), (3042, 500000), (3120, 487500), (3125, 486720), (3250, 468000), (3380, 450000), (3600, 422500), (3744, 406250), (3750, 405600), (3900, 390000), (4000, 380250), (4056, 375000), (4160, 365625), (4225, 360000), (4500, 338000), (4680, 325000), (4800, 316875), (4875, 312000), (5000, 304200), (5070, 300000), (5200, 292500), (5408, 281250), (5625, 270400), (5850, 260000), (6000, 253500), (6084, 250000), (6240, 243750), (6250, 243360), (6500, 234000), (6760, 225000), (7200, 211250), (7488, 203125), (7500, 202800), (7605, 200000), (7800, 195000), (8000, 190125), (8112, 187500), (8125, 187200), (8450, 180000), (9000, 169000), (9360, 162500), (9375, 162240), (9750, 156000), (10000, 152100), (10140, 150000), (10400, 146250), (10816, 140625), (11250, 135200), (11700, 130000), (12000, 126750), (12168, 125000), (12480, 121875), (12500, 121680), (12675, 120000), (13000, 117000), (13520, 112500), (14400, 105625), (14625, 104000), (15000, 101400), (15210, 100000), (15600, 97500), (15625, 97344), (16224, 93750), (16250, 93600), (16900, 90000), (18000, 84500), (18720, 81250), (18750, 81120), (19500, 78000), (20000, 76050), (20280, 75000), (20800, 73125), (21125, 72000), (22500, 67600), (23400, 65000), (24000, 63375), (24336, 62500), (24375, 62400), (25000, 60840), (25350, 60000), (26000, 58500), (27040, 56250), (28125, 54080), (29250, 52000), (30000, 50700), (30420, 50000), (31200, 48750), (31250, 48672), (32448, 46875), (32500, 46800), (33800, 45000), (36000, 42250), (37440, 40625), (37500, 40560), (38025, 40000)]