248553760

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{397}}^1$

素因数の和:475

約数の個数: 192

約数和(自身を含む): 741388032

約数和(自身を除く): 492834272

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 43, 52, 56, 65, 70, 80, 86, 91, 104, 112, 130, 140, 160, 172, 182, 208, 215, 224, 260, 280, 301, 344, 364, 397, 416, 430, 455, 520, 559, 560, 602, 688, 728, 794, 860, 910, 1040, 1118, 1120, 1204, 1376, 1456, 1505, 1588, 1720, 1820, 1985, 2080, 2236, 2408, 2779, 2795, 2912, 3010, 3176, 3440, 3640, 3913, 3970, 4472, 4816, 5161, 5558, 5590, 6020, 6352, 6880, 7280, 7826, 7940, 8944, 9632, 10322, 11116, 11180, 12040, 12704, 13895, 14560, 15652, 15880, 17071, 17888, 19565, 20644, 22232, 22360, 24080, 25805, 27790, 31304, 31760, 34142, 36127, 39130, 41288, 44464, 44720, 48160, 51610, 55580, 62608, 63520, 68284, 72254, 78260, 82576, 85355, 88928, 89440, 103220, 111160, 119497, 125216, 136568, 144508, 156520, 165152, 170710, 180635, 206440, 221923, 222320, 238994, 273136, 289016, 313040, 341420, 361270, 412880, 443846, 444640, 477988, 546272, 578032, 597485, 626080, 682840, 722540, 825760, 887692, 955976, 1109615, 1156064, 1194970, 1365680, 1445080, 1553461, 1775384, 1911952, 2219230, 2389940, 2731360, 2890160, 3106922, 3550768, 3823904, 4438460, 4779880, 5780320, 6213844, 7101536, 7767305, 8876920, 9559760, 12427688, 15534610, 17753840, 19119520, 24855376, 31069220, 35507680, 49710752, 62138440, 124276880, 248553760]

約数ペア:

[(1, 248553760), (2, 124276880), (4, 62138440), (5, 49710752), (7, 35507680), (8, 31069220), (10, 24855376), (13, 19119520), (14, 17753840), (16, 15534610), (20, 12427688), (26, 9559760), (28, 8876920), (32, 7767305), (35, 7101536), (40, 6213844), (43, 5780320), (52, 4779880), (56, 4438460), (65, 3823904), (70, 3550768), (80, 3106922), (86, 2890160), (91, 2731360), (104, 2389940), (112, 2219230), (130, 1911952), (140, 1775384), (160, 1553461), (172, 1445080), (182, 1365680), (208, 1194970), (215, 1156064), (224, 1109615), (260, 955976), (280, 887692), (301, 825760), (344, 722540), (364, 682840), (397, 626080), (416, 597485), (430, 578032), (455, 546272), (520, 477988), (559, 444640), (560, 443846), (602, 412880), (688, 361270), (728, 341420), (794, 313040), (860, 289016), (910, 273136), (1040, 238994), (1118, 222320), (1120, 221923), (1204, 206440), (1376, 180635), (1456, 170710), (1505, 165152), (1588, 156520), (1720, 144508), (1820, 136568), (1985, 125216), (2080, 119497), (2236, 111160), (2408, 103220), (2779, 89440), (2795, 88928), (2912, 85355), (3010, 82576), (3176, 78260), (3440, 72254), (3640, 68284), (3913, 63520), (3970, 62608), (4472, 55580), (4816, 51610), (5161, 48160), (5558, 44720), (5590, 44464), (6020, 41288), (6352, 39130), (6880, 36127), (7280, 34142), (7826, 31760), (7940, 31304), (8944, 27790), (9632, 25805), (10322, 24080), (11116, 22360), (11180, 22232), (12040, 20644), (12704, 19565), (13895, 17888), (14560, 17071), (15652, 15880)]