238531020

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{79}}^2$

素因数の和:197

約数の個数: 216

約数和(自身を含む): 847418544

約数和(自身を除く): 608887524

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 35, 39, 42, 49, 52, 60, 65, 70, 78, 79, 84, 91, 98, 105, 130, 140, 147, 156, 158, 182, 195, 196, 210, 237, 245, 260, 273, 294, 316, 364, 390, 395, 420, 455, 474, 490, 546, 553, 588, 637, 735, 780, 790, 910, 948, 980, 1027, 1092, 1106, 1185, 1274, 1365, 1470, 1580, 1659, 1820, 1911, 2054, 2212, 2370, 2548, 2730, 2765, 2940, 3081, 3185, 3318, 3822, 3871, 4108, 4740, 5135, 5460, 5530, 6162, 6241, 6370, 6636, 7189, 7644, 7742, 8295, 9555, 10270, 11060, 11613, 12324, 12482, 12740, 14378, 15405, 15484, 16590, 18723, 19110, 19355, 20540, 21567, 23226, 24964, 28756, 30810, 31205, 33180, 35945, 37446, 38220, 38710, 43134, 43687, 46452, 50323, 58065, 61620, 62410, 71890, 74892, 77420, 81133, 86268, 87374, 93615, 100646, 107835, 116130, 124820, 131061, 143780, 150969, 162266, 174748, 187230, 201292, 215670, 218435, 232260, 243399, 251615, 262122, 301938, 305809, 324532, 374460, 405665, 431340, 436870, 486798, 503230, 524244, 567931, 603876, 611618, 655305, 754845, 811330, 873740, 917427, 973596, 1006460, 1135862, 1216995, 1223236, 1310610, 1509690, 1529045, 1622660, 1703793, 1834854, 2271724, 2433990, 2621220, 2839655, 3019380, 3058090, 3407586, 3669708, 3975517, 4587135, 4867980, 5679310, 6116180, 6815172, 7951034, 8518965, 9174270, 11358620, 11926551, 15902068, 17037930, 18348540, 19877585, 23853102, 34075860, 39755170, 47706204, 59632755, 79510340, 119265510, 238531020]

約数ペア:

[(1, 238531020), (2, 119265510), (3, 79510340), (4, 59632755), (5, 47706204), (6, 39755170), (7, 34075860), (10, 23853102), (12, 19877585), (13, 18348540), (14, 17037930), (15, 15902068), (20, 11926551), (21, 11358620), (26, 9174270), (28, 8518965), (30, 7951034), (35, 6815172), (39, 6116180), (42, 5679310), (49, 4867980), (52, 4587135), (60, 3975517), (65, 3669708), (70, 3407586), (78, 3058090), (79, 3019380), (84, 2839655), (91, 2621220), (98, 2433990), (105, 2271724), (130, 1834854), (140, 1703793), (147, 1622660), (156, 1529045), (158, 1509690), (182, 1310610), (195, 1223236), (196, 1216995), (210, 1135862), (237, 1006460), (245, 973596), (260, 917427), (273, 873740), (294, 811330), (316, 754845), (364, 655305), (390, 611618), (395, 603876), (420, 567931), (455, 524244), (474, 503230), (490, 486798), (546, 436870), (553, 431340), (588, 405665), (637, 374460), (735, 324532), (780, 305809), (790, 301938), (910, 262122), (948, 251615), (980, 243399), (1027, 232260), (1092, 218435), (1106, 215670), (1185, 201292), (1274, 187230), (1365, 174748), (1470, 162266), (1580, 150969), (1659, 143780), (1820, 131061), (1911, 124820), (2054, 116130), (2212, 107835), (2370, 100646), (2548, 93615), (2730, 87374), (2765, 86268), (2940, 81133), (3081, 77420), (3185, 74892), (3318, 71890), (3822, 62410), (3871, 61620), (4108, 58065), (4740, 50323), (5135, 46452), (5460, 43687), (5530, 43134), (6162, 38710), (6241, 38220), (6370, 37446), (6636, 35945), (7189, 33180), (7644, 31205), (7742, 30810), (8295, 28756), (9555, 24964), (10270, 23226), (11060, 21567), (11613, 20540), (12324, 19355), (12482, 19110), (12740, 18723), (14378, 16590), (15405, 15484)]