128557000

素因数分解:

$2^3\times 5^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1$

素因数の和:105

約数の個数: 256

約数和(自身を含む): 377395200

約数和(自身を除く): 248838200

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 20, 22, 25, 26, 29, 31, 40, 44, 50, 52, 55, 58, 62, 65, 88, 100, 104, 110, 116, 124, 125, 130, 143, 145, 155, 200, 220, 232, 248, 250, 260, 275, 286, 290, 310, 319, 325, 341, 377, 403, 440, 500, 520, 550, 572, 580, 620, 638, 650, 682, 715, 725, 754, 775, 806, 899, 1000, 1100, 1144, 1160, 1240, 1276, 1300, 1364, 1375, 1430, 1450, 1508, 1550, 1595, 1612, 1625, 1705, 1798, 1885, 2015, 2200, 2552, 2600, 2728, 2750, 2860, 2900, 3016, 3100, 3190, 3224, 3250, 3410, 3575, 3596, 3625, 3770, 3875, 4030, 4147, 4433, 4495, 5500, 5720, 5800, 6200, 6380, 6500, 6820, 7150, 7192, 7250, 7540, 7750, 7975, 8060, 8294, 8525, 8866, 8990, 9425, 9889, 10075, 11000, 11687, 12760, 13000, 13640, 14300, 14500, 15080, 15500, 15950, 16120, 16588, 17050, 17732, 17875, 17980, 18850, 19778, 20150, 20735, 22165, 22475, 23374, 28600, 29000, 31000, 31900, 33176, 34100, 35464, 35750, 35960, 37700, 39556, 39875, 40300, 41470, 42625, 44330, 44950, 46748, 47125, 49445, 50375, 58435, 63800, 68200, 71500, 75400, 79112, 79750, 80600, 82940, 85250, 88660, 89900, 93496, 94250, 98890, 100750, 103675, 110825, 112375, 116870, 128557, 143000, 159500, 165880, 170500, 177320, 179800, 188500, 197780, 201500, 207350, 221650, 224750, 233740, 247225, 257114, 292175, 319000, 341000, 377000, 395560, 403000, 414700, 443300, 449500, 467480, 494450, 514228, 518375, 554125, 584350, 642785, 829400, 886600, 899000, 988900, 1028456, 1036750, 1108250, 1168700, 1236125, 1285570, 1460875, 1977800, 2073500, 2216500, 2337400, 2472250, 2571140, 2921750, 3213925, 4147000, 4433000, 4944500, 5142280, 5843500, 6427850, 9889000, 11687000, 12855700, 16069625, 25711400, 32139250, 64278500, 128557000]

約数ペア:

[(1, 128557000), (2, 64278500), (4, 32139250), (5, 25711400), (8, 16069625), (10, 12855700), (11, 11687000), (13, 9889000), (20, 6427850), (22, 5843500), (25, 5142280), (26, 4944500), (29, 4433000), (31, 4147000), (40, 3213925), (44, 2921750), (50, 2571140), (52, 2472250), (55, 2337400), (58, 2216500), (62, 2073500), (65, 1977800), (88, 1460875), (100, 1285570), (104, 1236125), (110, 1168700), (116, 1108250), (124, 1036750), (125, 1028456), (130, 988900), (143, 899000), (145, 886600), (155, 829400), (200, 642785), (220, 584350), (232, 554125), (248, 518375), (250, 514228), (260, 494450), (275, 467480), (286, 449500), (290, 443300), (310, 414700), (319, 403000), (325, 395560), (341, 377000), (377, 341000), (403, 319000), (440, 292175), (500, 257114), (520, 247225), (550, 233740), (572, 224750), (580, 221650), (620, 207350), (638, 201500), (650, 197780), (682, 188500), (715, 179800), (725, 177320), (754, 170500), (775, 165880), (806, 159500), (899, 143000), (1000, 128557), (1100, 116870), (1144, 112375), (1160, 110825), (1240, 103675), (1276, 100750), (1300, 98890), (1364, 94250), (1375, 93496), (1430, 89900), (1450, 88660), (1508, 85250), (1550, 82940), (1595, 80600), (1612, 79750), (1625, 79112), (1705, 75400), (1798, 71500), (1885, 68200), (2015, 63800), (2200, 58435), (2552, 50375), (2600, 49445), (2728, 47125), (2750, 46748), (2860, 44950), (2900, 44330), (3016, 42625), (3100, 41470), (3190, 40300), (3224, 39875), (3250, 39556), (3410, 37700), (3575, 35960), (3596, 35750), (3625, 35464), (3770, 34100), (3875, 33176), (4030, 31900), (4147, 31000), (4433, 29000), (4495, 28600), (5500, 23374), (5720, 22475), (5800, 22165), (6200, 20735), (6380, 20150), (6500, 19778), (6820, 18850), (7150, 17980), (7192, 17875), (7250, 17732), (7540, 17050), (7750, 16588), (7975, 16120), (8060, 15950), (8294, 15500), (8525, 15080), (8866, 14500), (8990, 14300), (9425, 13640), (9889, 13000), (10075, 12760), (11000, 11687)]