1216255560

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1\times {\mathrm{139}}^1$

素因数の和:316

約数の個数: 256

約数和(自身を含む): 4064256000

約数和(自身を除く): 2848000440

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 71, 78, 79, 104, 120, 130, 139, 142, 156, 158, 195, 213, 237, 260, 278, 284, 312, 316, 355, 390, 395, 417, 426, 474, 520, 556, 568, 632, 695, 710, 780, 790, 834, 852, 923, 948, 1027, 1065, 1112, 1185, 1390, 1420, 1560, 1580, 1668, 1704, 1807, 1846, 1896, 2054, 2085, 2130, 2370, 2769, 2780, 2840, 3081, 3160, 3336, 3614, 3692, 4108, 4170, 4260, 4615, 4740, 5135, 5421, 5538, 5560, 5609, 6162, 7228, 7384, 8216, 8340, 8520, 9035, 9230, 9480, 9869, 10270, 10842, 10981, 11076, 11218, 12324, 13845, 14456, 15405, 16680, 16827, 18070, 18460, 19738, 20540, 21684, 21962, 22152, 22436, 24648, 27105, 27690, 28045, 29607, 30810, 32943, 33654, 36140, 36920, 39476, 41080, 43368, 43924, 44872, 49345, 54210, 54905, 55380, 56090, 59214, 61620, 65886, 67308, 72280, 72917, 78952, 84135, 87848, 98690, 108420, 109810, 110760, 112180, 118428, 123240, 128297, 131772, 134616, 142753, 145834, 148035, 164715, 168270, 197380, 216840, 218751, 219620, 224360, 236856, 256594, 263544, 285506, 291668, 296070, 329430, 336540, 364585, 384891, 394760, 428259, 437502, 439240, 513188, 571012, 583336, 592140, 641485, 658860, 673080, 713765, 729170, 769782, 779651, 856518, 875004, 1026376, 1093755, 1142024, 1184280, 1282970, 1317720, 1427530, 1458340, 1539564, 1559302, 1713036, 1750008, 1924455, 2141295, 2187510, 2338953, 2565940, 2855060, 2916680, 3079128, 3118604, 3426072, 3848910, 3898255, 4282590, 4375020, 4677906, 5131880, 5710120, 6237208, 7697820, 7796510, 8565180, 8750040, 9355812, 10135463, 11694765, 15395640, 15593020, 17130360, 18711624, 20270926, 23389530, 30406389, 31186040, 40541852, 46779060, 50677315, 60812778, 81083704, 93558120, 101354630, 121625556, 152031945, 202709260, 243251112, 304063890, 405418520, 608127780, 1216255560]

約数ペア:

[(1, 1216255560), (2, 608127780), (3, 405418520), (4, 304063890), (5, 243251112), (6, 202709260), (8, 152031945), (10, 121625556), (12, 101354630), (13, 93558120), (15, 81083704), (20, 60812778), (24, 50677315), (26, 46779060), (30, 40541852), (39, 31186040), (40, 30406389), (52, 23389530), (60, 20270926), (65, 18711624), (71, 17130360), (78, 15593020), (79, 15395640), (104, 11694765), (120, 10135463), (130, 9355812), (139, 8750040), (142, 8565180), (156, 7796510), (158, 7697820), (195, 6237208), (213, 5710120), (237, 5131880), (260, 4677906), (278, 4375020), (284, 4282590), (312, 3898255), (316, 3848910), (355, 3426072), (390, 3118604), (395, 3079128), (417, 2916680), (426, 2855060), (474, 2565940), (520, 2338953), (556, 2187510), (568, 2141295), (632, 1924455), (695, 1750008), (710, 1713036), (780, 1559302), (790, 1539564), (834, 1458340), (852, 1427530), (923, 1317720), (948, 1282970), (1027, 1184280), (1065, 1142024), (1112, 1093755), (1185, 1026376), (1390, 875004), (1420, 856518), (1560, 779651), (1580, 769782), (1668, 729170), (1704, 713765), (1807, 673080), (1846, 658860), (1896, 641485), (2054, 592140), (2085, 583336), (2130, 571012), (2370, 513188), (2769, 439240), (2780, 437502), (2840, 428259), (3081, 394760), (3160, 384891), (3336, 364585), (3614, 336540), (3692, 329430), (4108, 296070), (4170, 291668), (4260, 285506), (4615, 263544), (4740, 256594), (5135, 236856), (5421, 224360), (5538, 219620), (5560, 218751), (5609, 216840), (6162, 197380), (7228, 168270), (7384, 164715), (8216, 148035), (8340, 145834), (8520, 142753), (9035, 134616), (9230, 131772), (9480, 128297), (9869, 123240), (10270, 118428), (10842, 112180), (10981, 110760), (11076, 109810), (11218, 108420), (12324, 98690), (13845, 87848), (14456, 84135), (15405, 78952), (16680, 72917), (16827, 72280), (18070, 67308), (18460, 65886), (19738, 61620), (20540, 59214), (21684, 56090), (21962, 55380), (22152, 54905), (22436, 54210), (24648, 49345), (27105, 44872), (27690, 43924), (28045, 43368), (29607, 41080), (30810, 39476), (32943, 36920), (33654, 36140)]