128292840

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{347}}^1$

素因数の和:456

約数の個数: 192

約数和(自身を含む): 456019200

約数和(自身を除く): 327726360

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 30, 36, 39, 40, 45, 52, 60, 65, 72, 78, 79, 90, 104, 117, 120, 130, 156, 158, 180, 195, 234, 237, 260, 312, 316, 347, 360, 390, 395, 468, 474, 520, 585, 632, 694, 711, 780, 790, 936, 948, 1027, 1041, 1170, 1185, 1388, 1422, 1560, 1580, 1735, 1896, 2054, 2082, 2340, 2370, 2776, 2844, 3081, 3123, 3160, 3470, 3555, 4108, 4164, 4511, 4680, 4740, 5135, 5205, 5688, 6162, 6246, 6940, 7110, 8216, 8328, 9022, 9243, 9480, 10270, 10410, 12324, 12492, 13533, 13880, 14220, 15405, 15615, 18044, 18486, 20540, 20820, 22555, 24648, 24984, 27066, 27413, 28440, 30810, 31230, 36088, 36972, 40599, 41080, 41640, 45110, 46215, 54132, 54826, 61620, 62460, 67665, 73944, 81198, 82239, 90220, 92430, 108264, 109652, 123240, 124920, 135330, 137065, 162396, 164478, 180440, 184860, 202995, 219304, 246717, 270660, 274130, 324792, 328956, 356369, 369720, 405990, 411195, 493434, 541320, 548260, 657912, 712738, 811980, 822390, 986868, 1069107, 1096520, 1233585, 1425476, 1623960, 1644780, 1781845, 1973736, 2138214, 2467170, 2850952, 3207321, 3289560, 3563690, 4276428, 4934340, 5345535, 6414642, 7127380, 8552856, 9868680, 10691070, 12829284, 14254760, 16036605, 21382140, 25658568, 32073210, 42764280, 64146420, 128292840]

約数ペア:

[(1, 128292840), (2, 64146420), (3, 42764280), (4, 32073210), (5, 25658568), (6, 21382140), (8, 16036605), (9, 14254760), (10, 12829284), (12, 10691070), (13, 9868680), (15, 8552856), (18, 7127380), (20, 6414642), (24, 5345535), (26, 4934340), (30, 4276428), (36, 3563690), (39, 3289560), (40, 3207321), (45, 2850952), (52, 2467170), (60, 2138214), (65, 1973736), (72, 1781845), (78, 1644780), (79, 1623960), (90, 1425476), (104, 1233585), (117, 1096520), (120, 1069107), (130, 986868), (156, 822390), (158, 811980), (180, 712738), (195, 657912), (234, 548260), (237, 541320), (260, 493434), (312, 411195), (316, 405990), (347, 369720), (360, 356369), (390, 328956), (395, 324792), (468, 274130), (474, 270660), (520, 246717), (585, 219304), (632, 202995), (694, 184860), (711, 180440), (780, 164478), (790, 162396), (936, 137065), (948, 135330), (1027, 124920), (1041, 123240), (1170, 109652), (1185, 108264), (1388, 92430), (1422, 90220), (1560, 82239), (1580, 81198), (1735, 73944), (1896, 67665), (2054, 62460), (2082, 61620), (2340, 54826), (2370, 54132), (2776, 46215), (2844, 45110), (3081, 41640), (3123, 41080), (3160, 40599), (3470, 36972), (3555, 36088), (4108, 31230), (4164, 30810), (4511, 28440), (4680, 27413), (4740, 27066), (5135, 24984), (5205, 24648), (5688, 22555), (6162, 20820), (6246, 20540), (6940, 18486), (7110, 18044), (8216, 15615), (8328, 15405), (9022, 14220), (9243, 13880), (9480, 13533), (10270, 12492), (10410, 12324)]