12894290040

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{397}}^1\times {\mathrm{8731}}^1$

素因数の和:9173

約数の個数: 128

約数和(自身を含む): 40035870720

約数和(自身を除く): 27141580680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 31, 40, 60, 62, 93, 120, 124, 155, 186, 248, 310, 372, 397, 465, 620, 744, 794, 930, 1191, 1240, 1588, 1860, 1985, 2382, 3176, 3720, 3970, 4764, 5955, 7940, 8731, 9528, 11910, 12307, 15880, 17462, 23820, 24614, 26193, 34924, 36921, 43655, 47640, 49228, 52386, 61535, 69848, 73842, 87310, 98456, 104772, 123070, 130965, 147684, 174620, 184605, 209544, 246140, 261930, 270661, 295368, 349240, 369210, 492280, 523860, 541322, 738420, 811983, 1047720, 1082644, 1353305, 1476840, 1623966, 2165288, 2706610, 3247932, 3466207, 4059915, 5413220, 6495864, 6932414, 8119830, 10398621, 10826440, 13864828, 16239660, 17331035, 20797242, 27729656, 32479320, 34662070, 41594484, 51993105, 69324140, 83188968, 103986210, 107452417, 138648280, 207972420, 214904834, 322357251, 415944840, 429809668, 537262085, 644714502, 859619336, 1074524170, 1289429004, 1611786255, 2149048340, 2578858008, 3223572510, 4298096680, 6447145020, 12894290040]

約数ペア:

[(1, 12894290040), (2, 6447145020), (3, 4298096680), (4, 3223572510), (5, 2578858008), (6, 2149048340), (8, 1611786255), (10, 1289429004), (12, 1074524170), (15, 859619336), (20, 644714502), (24, 537262085), (30, 429809668), (31, 415944840), (40, 322357251), (60, 214904834), (62, 207972420), (93, 138648280), (120, 107452417), (124, 103986210), (155, 83188968), (186, 69324140), (248, 51993105), (310, 41594484), (372, 34662070), (397, 32479320), (465, 27729656), (620, 20797242), (744, 17331035), (794, 16239660), (930, 13864828), (1191, 10826440), (1240, 10398621), (1588, 8119830), (1860, 6932414), (1985, 6495864), (2382, 5413220), (3176, 4059915), (3720, 3466207), (3970, 3247932), (4764, 2706610), (5955, 2165288), (7940, 1623966), (8731, 1476840), (9528, 1353305), (11910, 1082644), (12307, 1047720), (15880, 811983), (17462, 738420), (23820, 541322), (24614, 523860), (26193, 492280), (34924, 369210), (36921, 349240), (43655, 295368), (47640, 270661), (49228, 261930), (52386, 246140), (61535, 209544), (69848, 184605), (73842, 174620), (87310, 147684), (98456, 130965), (104772, 123070)]