1128400000

素因数分解:

$2^7\times 5^5\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1$

素因数の和:90

約数の個数: 384

約数和(自身を含む): 3569771520

約数和(自身を除く): 2441371520

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 25, 26, 28, 31, 32, 35, 40, 50, 52, 56, 62, 64, 65, 70, 80, 91, 100, 104, 112, 124, 125, 128, 130, 140, 155, 160, 175, 182, 200, 208, 217, 224, 248, 250, 260, 280, 310, 320, 325, 350, 364, 400, 403, 416, 434, 448, 455, 496, 500, 520, 560, 620, 625, 640, 650, 700, 728, 775, 800, 806, 832, 868, 875, 896, 910, 992, 1000, 1040, 1085, 1120, 1240, 1250, 1300, 1400, 1456, 1550, 1600, 1612, 1625, 1664, 1736, 1750, 1820, 1984, 2000, 2015, 2080, 2170, 2240, 2275, 2480, 2500, 2600, 2800, 2821, 2912, 3100, 3125, 3200, 3224, 3250, 3472, 3500, 3640, 3875, 3968, 4000, 4030, 4160, 4340, 4375, 4480, 4550, 4960, 5000, 5200, 5425, 5600, 5642, 5824, 6200, 6250, 6448, 6500, 6944, 7000, 7280, 7750, 8000, 8060, 8125, 8320, 8680, 8750, 9100, 9920, 10000, 10075, 10400, 10850, 11200, 11284, 11375, 11648, 12400, 12500, 12896, 13000, 13888, 14000, 14105, 14560, 15500, 16000, 16120, 16250, 17360, 17500, 18200, 19375, 19840, 20000, 20150, 20800, 21700, 21875, 22400, 22568, 22750, 24800, 25000, 25792, 26000, 27125, 27776, 28000, 28210, 29120, 31000, 32240, 32500, 34720, 35000, 36400, 38750, 40000, 40300, 40625, 41600, 43400, 43750, 45136, 45500, 49600, 50000, 50375, 51584, 52000, 54250, 56000, 56420, 56875, 58240, 62000, 64480, 65000, 69440, 70000, 70525, 72800, 77500, 80000, 80600, 81250, 86800, 87500, 90272, 91000, 96875, 99200, 100000, 100750, 104000, 108500, 112000, 112840, 113750, 124000, 128960, 130000, 135625, 138880, 140000, 141050, 145600, 155000, 161200, 162500, 173600, 175000, 180544, 182000, 193750, 200000, 201500, 208000, 217000, 225680, 227500, 248000, 251875, 257920, 260000, 271250, 280000, 282100, 284375, 291200, 310000, 322400, 325000, 347200, 350000, 352625, 361088, 364000, 387500, 400000, 403000, 434000, 451360, 455000, 496000, 503750, 520000, 542500, 560000, 564200, 568750, 620000, 644800, 650000, 678125, 694400, 700000, 705250, 728000, 775000, 806000, 868000, 902720, 910000, 1007500, 1040000, 1085000, 1128400, 1137500, 1240000, 1259375, 1289600, 1300000, 1356250, 1400000, 1410500, 1456000, 1550000, 1612000, 1736000, 1763125, 1805440, 1820000, 2015000, 2170000, 2256800, 2275000, 2480000, 2518750, 2600000, 2712500, 2800000, 2821000, 3100000, 3224000, 3472000, 3526250, 3640000, 4030000, 4340000, 4513600, 4550000, 5037500, 5200000, 5425000, 5642000, 6200000, 6448000, 7052500, 7280000, 8060000, 8680000, 8815625, 9027200, 9100000, 10075000, 10850000, 11284000, 12400000, 14105000, 16120000, 17360000, 17631250, 18200000, 20150000, 21700000, 22568000, 28210000, 32240000, 35262500, 36400000, 40300000, 43400000, 45136000, 56420000, 70525000, 80600000, 86800000, 112840000, 141050000, 161200000, 225680000, 282100000, 564200000, 1128400000]

約数ペア:

[(1, 1128400000), (2, 564200000), (4, 282100000), (5, 225680000), (7, 161200000), (8, 141050000), (10, 112840000), (13, 86800000), (14, 80600000), (16, 70525000), (20, 56420000), (25, 45136000), (26, 43400000), (28, 40300000), (31, 36400000), (32, 35262500), (35, 32240000), (40, 28210000), (50, 22568000), (52, 21700000), (56, 20150000), (62, 18200000), (64, 17631250), (65, 17360000), (70, 16120000), (80, 14105000), (91, 12400000), (100, 11284000), (104, 10850000), (112, 10075000), (124, 9100000), (125, 9027200), (128, 8815625), (130, 8680000), (140, 8060000), (155, 7280000), (160, 7052500), (175, 6448000), (182, 6200000), (200, 5642000), (208, 5425000), (217, 5200000), (224, 5037500), (248, 4550000), (250, 4513600), (260, 4340000), (280, 4030000), (310, 3640000), (320, 3526250), (325, 3472000), (350, 3224000), (364, 3100000), (400, 2821000), (403, 2800000), (416, 2712500), (434, 2600000), (448, 2518750), (455, 2480000), (496, 2275000), (500, 2256800), (520, 2170000), (560, 2015000), (620, 1820000), (625, 1805440), (640, 1763125), (650, 1736000), (700, 1612000), (728, 1550000), (775, 1456000), (800, 1410500), (806, 1400000), (832, 1356250), (868, 1300000), (875, 1289600), (896, 1259375), (910, 1240000), (992, 1137500), (1000, 1128400), (1040, 1085000), (1085, 1040000), (1120, 1007500), (1240, 910000), (1250, 902720), (1300, 868000), (1400, 806000), (1456, 775000), (1550, 728000), (1600, 705250), (1612, 700000), (1625, 694400), (1664, 678125), (1736, 650000), (1750, 644800), (1820, 620000), (1984, 568750), (2000, 564200), (2015, 560000), (2080, 542500), (2170, 520000), (2240, 503750), (2275, 496000), (2480, 455000), (2500, 451360), (2600, 434000), (2800, 403000), (2821, 400000), (2912, 387500), (3100, 364000), (3125, 361088), (3200, 352625), (3224, 350000), (3250, 347200), (3472, 325000), (3500, 322400), (3640, 310000), (3875, 291200), (3968, 284375), (4000, 282100), (4030, 280000), (4160, 271250), (4340, 260000), (4375, 257920), (4480, 251875), (4550, 248000), (4960, 227500), (5000, 225680), (5200, 217000), (5425, 208000), (5600, 201500), (5642, 200000), (5824, 193750), (6200, 182000), (6250, 180544), (6448, 175000), (6500, 173600), (6944, 162500), (7000, 161200), (7280, 155000), (7750, 145600), (8000, 141050), (8060, 140000), (8125, 138880), (8320, 135625), (8680, 130000), (8750, 128960), (9100, 124000), (9920, 113750), (10000, 112840), (10075, 112000), (10400, 108500), (10850, 104000), (11200, 100750), (11284, 100000), (11375, 99200), (11648, 96875), (12400, 91000), (12500, 90272), (12896, 87500), (13000, 86800), (13888, 81250), (14000, 80600), (14105, 80000), (14560, 77500), (15500, 72800), (16000, 70525), (16120, 70000), (16250, 69440), (17360, 65000), (17500, 64480), (18200, 62000), (19375, 58240), (19840, 56875), (20000, 56420), (20150, 56000), (20800, 54250), (21700, 52000), (21875, 51584), (22400, 50375), (22568, 50000), (22750, 49600), (24800, 45500), (25000, 45136), (25792, 43750), (26000, 43400), (27125, 41600), (27776, 40625), (28000, 40300), (28210, 40000), (29120, 38750), (31000, 36400), (32240, 35000), (32500, 34720)]