2178495840

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{97}}^1\times {\mathrm{659}}^1$

素因数の和:845

約数の個数: 192

約数和(自身を含む): 7041323520

約数和(自身を除く): 4862827680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 71, 80, 96, 97, 120, 142, 160, 194, 213, 240, 284, 291, 355, 388, 426, 480, 485, 568, 582, 659, 710, 776, 852, 970, 1065, 1136, 1164, 1318, 1420, 1455, 1552, 1704, 1940, 1977, 2130, 2272, 2328, 2636, 2840, 2910, 3104, 3295, 3408, 3880, 3954, 4260, 4656, 5272, 5680, 5820, 6590, 6816, 6887, 7760, 7908, 8520, 9312, 9885, 10544, 11360, 11640, 13180, 13774, 15520, 15816, 17040, 19770, 20661, 21088, 23280, 26360, 27548, 31632, 34080, 34435, 39540, 41322, 46560, 46789, 52720, 55096, 63264, 63923, 68870, 79080, 82644, 93578, 103305, 105440, 110192, 127846, 137740, 140367, 158160, 165288, 187156, 191769, 206610, 220384, 233945, 255692, 275480, 280734, 316320, 319615, 330576, 374312, 383538, 413220, 467890, 511384, 550960, 561468, 639230, 661152, 701835, 748624, 767076, 826440, 935780, 958845, 1022768, 1101920, 1122936, 1278460, 1403670, 1497248, 1534152, 1652880, 1871560, 1917690, 2045536, 2245872, 2556920, 2807340, 3068304, 3305760, 3743120, 3835380, 4491744, 4538533, 5113840, 5614680, 6136608, 7486240, 7670760, 9077066, 10227680, 11229360, 13615599, 15341520, 18154132, 22458720, 22692665, 27231198, 30683040, 36308264, 45385330, 54462396, 68077995, 72616528, 90770660, 108924792, 136155990, 145233056, 181541320, 217849584, 272311980, 363082640, 435699168, 544623960, 726165280, 1089247920, 2178495840]

約数ペア:

[(1, 2178495840), (2, 1089247920), (3, 726165280), (4, 544623960), (5, 435699168), (6, 363082640), (8, 272311980), (10, 217849584), (12, 181541320), (15, 145233056), (16, 136155990), (20, 108924792), (24, 90770660), (30, 72616528), (32, 68077995), (40, 54462396), (48, 45385330), (60, 36308264), (71, 30683040), (80, 27231198), (96, 22692665), (97, 22458720), (120, 18154132), (142, 15341520), (160, 13615599), (194, 11229360), (213, 10227680), (240, 9077066), (284, 7670760), (291, 7486240), (355, 6136608), (388, 5614680), (426, 5113840), (480, 4538533), (485, 4491744), (568, 3835380), (582, 3743120), (659, 3305760), (710, 3068304), (776, 2807340), (852, 2556920), (970, 2245872), (1065, 2045536), (1136, 1917690), (1164, 1871560), (1318, 1652880), (1420, 1534152), (1455, 1497248), (1552, 1403670), (1704, 1278460), (1940, 1122936), (1977, 1101920), (2130, 1022768), (2272, 958845), (2328, 935780), (2636, 826440), (2840, 767076), (2910, 748624), (3104, 701835), (3295, 661152), (3408, 639230), (3880, 561468), (3954, 550960), (4260, 511384), (4656, 467890), (5272, 413220), (5680, 383538), (5820, 374312), (6590, 330576), (6816, 319615), (6887, 316320), (7760, 280734), (7908, 275480), (8520, 255692), (9312, 233945), (9885, 220384), (10544, 206610), (11360, 191769), (11640, 187156), (13180, 165288), (13774, 158160), (15520, 140367), (15816, 137740), (17040, 127846), (19770, 110192), (20661, 105440), (21088, 103305), (23280, 93578), (26360, 82644), (27548, 79080), (31632, 68870), (34080, 63923), (34435, 63264), (39540, 55096), (41322, 52720), (46560, 46789)]