28123105200

素因数分解:

$2^4\times 3^1\times 5^2\times {\mathrm{59}}^1\times {\mathrm{491}}^1\times {\mathrm{809}}^1$

素因数の和:1380

約数の個数: 240

約数和(自身を含む): 91914652800

約数和(自身を除く): 63791547600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 40, 48, 50, 59, 60, 75, 80, 100, 118, 120, 150, 177, 200, 236, 240, 295, 300, 354, 400, 472, 491, 590, 600, 708, 809, 885, 944, 982, 1180, 1200, 1416, 1473, 1475, 1618, 1770, 1964, 2360, 2427, 2455, 2832, 2946, 2950, 3236, 3540, 3928, 4045, 4425, 4720, 4854, 4910, 5892, 5900, 6472, 7080, 7365, 7856, 8090, 8850, 9708, 9820, 11784, 11800, 12135, 12275, 12944, 14160, 14730, 16180, 17700, 19416, 19640, 20225, 23568, 23600, 24270, 24550, 28969, 29460, 32360, 35400, 36825, 38832, 39280, 40450, 47731, 48540, 49100, 57938, 58920, 60675, 64720, 70800, 73650, 80900, 86907, 95462, 97080, 98200, 115876, 117840, 121350, 143193, 144845, 147300, 161800, 173814, 190924, 194160, 196400, 231752, 238655, 242700, 286386, 289690, 294600, 323600, 347628, 381848, 397219, 434535, 463504, 477310, 485400, 572772, 579380, 589200, 695256, 715965, 724225, 763696, 794438, 869070, 954620, 970800, 1145544, 1158760, 1191657, 1193275, 1390512, 1431930, 1448450, 1588876, 1738140, 1909240, 1986095, 2172675, 2291088, 2317520, 2383314, 2386550, 2863860, 2896900, 3177752, 3476280, 3579825, 3818480, 3972190, 4345350, 4766628, 4773100, 5727720, 5793800, 5958285, 6355504, 6952560, 7159650, 7944380, 8690700, 9533256, 9546200, 9930475, 11455440, 11587600, 11916570, 14319300, 15888760, 17381400, 19066512, 19092400, 19860950, 23435921, 23833140, 28638600, 29791425, 31777520, 34762800, 39721900, 46871842, 47666280, 57277200, 59582850, 70307763, 79443800, 93743684, 95332560, 117179605, 119165700, 140615526, 158887600, 187487368, 234359210, 238331400, 281231052, 351538815, 374974736, 468718420, 476662800, 562462104, 585898025, 703077630, 937436840, 1124924208, 1171796050, 1406155260, 1757694075, 1874873680, 2343592100, 2812310520, 3515388150, 4687184200, 5624621040, 7030776300, 9374368400, 14061552600, 28123105200]

約数ペア:

[(1, 28123105200), (2, 14061552600), (3, 9374368400), (4, 7030776300), (5, 5624621040), (6, 4687184200), (8, 3515388150), (10, 2812310520), (12, 2343592100), (15, 1874873680), (16, 1757694075), (20, 1406155260), (24, 1171796050), (25, 1124924208), (30, 937436840), (40, 703077630), (48, 585898025), (50, 562462104), (59, 476662800), (60, 468718420), (75, 374974736), (80, 351538815), (100, 281231052), (118, 238331400), (120, 234359210), (150, 187487368), (177, 158887600), (200, 140615526), (236, 119165700), (240, 117179605), (295, 95332560), (300, 93743684), (354, 79443800), (400, 70307763), (472, 59582850), (491, 57277200), (590, 47666280), (600, 46871842), (708, 39721900), (809, 34762800), (885, 31777520), (944, 29791425), (982, 28638600), (1180, 23833140), (1200, 23435921), (1416, 19860950), (1473, 19092400), (1475, 19066512), (1618, 17381400), (1770, 15888760), (1964, 14319300), (2360, 11916570), (2427, 11587600), (2455, 11455440), (2832, 9930475), (2946, 9546200), (2950, 9533256), (3236, 8690700), (3540, 7944380), (3928, 7159650), (4045, 6952560), (4425, 6355504), (4720, 5958285), (4854, 5793800), (4910, 5727720), (5892, 4773100), (5900, 4766628), (6472, 4345350), (7080, 3972190), (7365, 3818480), (7856, 3579825), (8090, 3476280), (8850, 3177752), (9708, 2896900), (9820, 2863860), (11784, 2386550), (11800, 2383314), (12135, 2317520), (12275, 2291088), (12944, 2172675), (14160, 1986095), (14730, 1909240), (16180, 1738140), (17700, 1588876), (19416, 1448450), (19640, 1431930), (20225, 1390512), (23568, 1193275), (23600, 1191657), (24270, 1158760), (24550, 1145544), (28969, 970800), (29460, 954620), (32360, 869070), (35400, 794438), (36825, 763696), (38832, 724225), (39280, 715965), (40450, 695256), (47731, 589200), (48540, 579380), (49100, 572772), (57938, 485400), (58920, 477310), (60675, 463504), (64720, 434535), (70800, 397219), (73650, 381848), (80900, 347628), (86907, 323600), (95462, 294600), (97080, 289690), (98200, 286386), (115876, 242700), (117840, 238655), (121350, 231752), (143193, 196400), (144845, 194160), (147300, 190924), (161800, 173814)]