7217470840

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{3049}}^1$

素因数の和:3197

約数の個数: 128

約数和(自身を含む): 17708544000

約数和(自身を除く): 10491073160

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 31, 40, 46, 62, 83, 92, 115, 124, 155, 166, 184, 230, 248, 310, 332, 415, 460, 620, 664, 713, 830, 920, 1240, 1426, 1660, 1909, 2573, 2852, 3049, 3320, 3565, 3818, 5146, 5704, 6098, 7130, 7636, 9545, 10292, 12196, 12865, 14260, 15245, 15272, 19090, 20584, 24392, 25730, 28520, 30490, 38180, 51460, 59179, 60980, 70127, 76360, 94519, 102920, 118358, 121960, 140254, 189038, 236716, 253067, 280508, 295895, 350635, 378076, 472595, 473432, 506134, 561016, 591790, 701270, 756152, 945190, 1012268, 1183580, 1265335, 1402540, 1890380, 2024536, 2173937, 2367160, 2530670, 2805080, 3780760, 4347874, 5061340, 5820541, 7845077, 8695748, 10122680, 10869685, 11641082, 15690154, 17391496, 21739370, 23282164, 29102705, 31380308, 39225385, 43478740, 46564328, 58205410, 62760616, 78450770, 86957480, 116410820, 156901540, 180436771, 232821640, 313803080, 360873542, 721747084, 902183855, 1443494168, 1804367710, 3608735420, 7217470840]

約数ペア:

[(1, 7217470840), (2, 3608735420), (4, 1804367710), (5, 1443494168), (8, 902183855), (10, 721747084), (20, 360873542), (23, 313803080), (31, 232821640), (40, 180436771), (46, 156901540), (62, 116410820), (83, 86957480), (92, 78450770), (115, 62760616), (124, 58205410), (155, 46564328), (166, 43478740), (184, 39225385), (230, 31380308), (248, 29102705), (310, 23282164), (332, 21739370), (415, 17391496), (460, 15690154), (620, 11641082), (664, 10869685), (713, 10122680), (830, 8695748), (920, 7845077), (1240, 5820541), (1426, 5061340), (1660, 4347874), (1909, 3780760), (2573, 2805080), (2852, 2530670), (3049, 2367160), (3320, 2173937), (3565, 2024536), (3818, 1890380), (5146, 1402540), (5704, 1265335), (6098, 1183580), (7130, 1012268), (7636, 945190), (9545, 756152), (10292, 701270), (12196, 591790), (12865, 561016), (14260, 506134), (15245, 473432), (15272, 472595), (19090, 378076), (20584, 350635), (24392, 295895), (25730, 280508), (28520, 253067), (30490, 236716), (38180, 189038), (51460, 140254), (59179, 121960), (60980, 118358), (70127, 102920), (76360, 94519)]