15210000

素因数分解:

$2^4\times 3^2\times 5^4\times {\mathrm{13}}^2$

素因数の和:60

約数の個数: 225

約数和(自身を含む): 57597969

約数和(自身を除く): 42387969

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 25, 26, 30, 36, 39, 40, 45, 48, 50, 52, 60, 65, 72, 75, 78, 80, 90, 100, 104, 117, 120, 125, 130, 144, 150, 156, 169, 180, 195, 200, 208, 225, 234, 240, 250, 260, 300, 312, 325, 338, 360, 375, 390, 400, 450, 468, 500, 507, 520, 585, 600, 624, 625, 650, 676, 720, 750, 780, 845, 900, 936, 975, 1000, 1014, 1040, 1125, 1170, 1200, 1250, 1300, 1352, 1500, 1521, 1560, 1625, 1690, 1800, 1872, 1875, 1950, 2000, 2028, 2250, 2340, 2500, 2535, 2600, 2704, 2925, 3000, 3042, 3120, 3250, 3380, 3600, 3750, 3900, 4056, 4225, 4500, 4680, 4875, 5000, 5070, 5200, 5625, 5850, 6000, 6084, 6500, 6760, 7500, 7605, 7800, 8112, 8125, 8450, 9000, 9360, 9750, 10000, 10140, 11250, 11700, 12168, 12675, 13000, 13520, 14625, 15000, 15210, 15600, 16250, 16900, 18000, 19500, 20280, 21125, 22500, 23400, 24336, 24375, 25350, 26000, 29250, 30000, 30420, 32500, 33800, 38025, 39000, 40560, 42250, 45000, 46800, 48750, 50700, 58500, 60840, 63375, 65000, 67600, 73125, 76050, 78000, 84500, 90000, 97500, 101400, 105625, 117000, 121680, 126750, 130000, 146250, 152100, 169000, 190125, 195000, 202800, 211250, 234000, 253500, 292500, 304200, 316875, 338000, 380250, 390000, 422500, 507000, 585000, 608400, 633750, 760500, 845000, 950625, 1014000, 1170000, 1267500, 1521000, 1690000, 1901250, 2535000, 3042000, 3802500, 5070000, 7605000, 15210000]

約数ペア:

[(1, 15210000), (2, 7605000), (3, 5070000), (4, 3802500), (5, 3042000), (6, 2535000), (8, 1901250), (9, 1690000), (10, 1521000), (12, 1267500), (13, 1170000), (15, 1014000), (16, 950625), (18, 845000), (20, 760500), (24, 633750), (25, 608400), (26, 585000), (30, 507000), (36, 422500), (39, 390000), (40, 380250), (45, 338000), (48, 316875), (50, 304200), (52, 292500), (60, 253500), (65, 234000), (72, 211250), (75, 202800), (78, 195000), (80, 190125), (90, 169000), (100, 152100), (104, 146250), (117, 130000), (120, 126750), (125, 121680), (130, 117000), (144, 105625), (150, 101400), (156, 97500), (169, 90000), (180, 84500), (195, 78000), (200, 76050), (208, 73125), (225, 67600), (234, 65000), (240, 63375), (250, 60840), (260, 58500), (300, 50700), (312, 48750), (325, 46800), (338, 45000), (360, 42250), (375, 40560), (390, 39000), (400, 38025), (450, 33800), (468, 32500), (500, 30420), (507, 30000), (520, 29250), (585, 26000), (600, 25350), (624, 24375), (625, 24336), (650, 23400), (676, 22500), (720, 21125), (750, 20280), (780, 19500), (845, 18000), (900, 16900), (936, 16250), (975, 15600), (1000, 15210), (1014, 15000), (1040, 14625), (1125, 13520), (1170, 13000), (1200, 12675), (1250, 12168), (1300, 11700), (1352, 11250), (1500, 10140), (1521, 10000), (1560, 9750), (1625, 9360), (1690, 9000), (1800, 8450), (1872, 8125), (1875, 8112), (1950, 7800), (2000, 7605), (2028, 7500), (2250, 6760), (2340, 6500), (2500, 6084), (2535, 6000), (2600, 5850), (2704, 5625), (2925, 5200), (3000, 5070), (3042, 5000), (3120, 4875), (3250, 4680), (3380, 4500), (3600, 4225), (3750, 4056)]