1257384492

素因数分解:

$2^2\times 3^3\times 7^4\times {\mathrm{13}}^1\times {\mathrm{373}}^1$

素因数の和:427

約数の個数: 240

約数和(自身を含む): 4106490080

約数和(自身を除く): 2849105588

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 21, 26, 27, 28, 36, 39, 42, 49, 52, 54, 63, 78, 84, 91, 98, 108, 117, 126, 147, 156, 182, 189, 196, 234, 252, 273, 294, 343, 351, 364, 373, 378, 441, 468, 546, 588, 637, 686, 702, 746, 756, 819, 882, 1029, 1092, 1119, 1274, 1323, 1372, 1404, 1492, 1638, 1764, 1911, 2058, 2238, 2401, 2457, 2548, 2611, 2646, 3087, 3276, 3357, 3822, 4116, 4459, 4476, 4802, 4849, 4914, 5222, 5292, 5733, 6174, 6714, 7203, 7644, 7833, 8918, 9261, 9604, 9698, 9828, 10071, 10444, 11466, 12348, 13377, 13428, 14406, 14547, 15666, 17199, 17836, 18277, 18522, 19396, 20142, 21609, 22932, 23499, 26754, 28812, 29094, 31213, 31332, 33943, 34398, 36554, 37044, 40131, 40284, 43218, 43641, 46998, 53508, 54831, 58188, 62426, 64827, 67886, 68796, 70497, 73108, 80262, 86436, 87282, 93639, 93996, 101829, 109662, 120393, 124852, 127939, 129654, 130923, 135772, 140994, 160524, 164493, 174564, 187278, 203658, 219324, 237601, 240786, 255878, 259308, 261846, 280917, 281988, 305487, 328986, 374556, 383817, 407316, 475202, 481572, 493479, 511756, 523692, 561834, 610974, 657972, 712803, 767634, 842751, 895573, 916461, 950404, 986958, 1123668, 1151451, 1221948, 1425606, 1535268, 1663207, 1685502, 1791146, 1832922, 1973916, 2138409, 2302902, 2686719, 2851212, 3326414, 3371004, 3454353, 3582292, 3665844, 4276818, 4605804, 4989621, 5373438, 6415227, 6652828, 6908706, 8060157, 8553636, 9979242, 10746876, 11642449, 12830454, 13817412, 14968863, 16120314, 19958484, 23284898, 24180471, 25660908, 29937726, 32240628, 34927347, 44906589, 46569796, 48360942, 59875452, 69854694, 89813178, 96721884, 104782041, 139709388, 179626356, 209564082, 314346123, 419128164, 628692246, 1257384492]

約数ペア:

[(1, 1257384492), (2, 628692246), (3, 419128164), (4, 314346123), (6, 209564082), (7, 179626356), (9, 139709388), (12, 104782041), (13, 96721884), (14, 89813178), (18, 69854694), (21, 59875452), (26, 48360942), (27, 46569796), (28, 44906589), (36, 34927347), (39, 32240628), (42, 29937726), (49, 25660908), (52, 24180471), (54, 23284898), (63, 19958484), (78, 16120314), (84, 14968863), (91, 13817412), (98, 12830454), (108, 11642449), (117, 10746876), (126, 9979242), (147, 8553636), (156, 8060157), (182, 6908706), (189, 6652828), (196, 6415227), (234, 5373438), (252, 4989621), (273, 4605804), (294, 4276818), (343, 3665844), (351, 3582292), (364, 3454353), (373, 3371004), (378, 3326414), (441, 2851212), (468, 2686719), (546, 2302902), (588, 2138409), (637, 1973916), (686, 1832922), (702, 1791146), (746, 1685502), (756, 1663207), (819, 1535268), (882, 1425606), (1029, 1221948), (1092, 1151451), (1119, 1123668), (1274, 986958), (1323, 950404), (1372, 916461), (1404, 895573), (1492, 842751), (1638, 767634), (1764, 712803), (1911, 657972), (2058, 610974), (2238, 561834), (2401, 523692), (2457, 511756), (2548, 493479), (2611, 481572), (2646, 475202), (3087, 407316), (3276, 383817), (3357, 374556), (3822, 328986), (4116, 305487), (4459, 281988), (4476, 280917), (4802, 261846), (4849, 259308), (4914, 255878), (5222, 240786), (5292, 237601), (5733, 219324), (6174, 203658), (6714, 187278), (7203, 174564), (7644, 164493), (7833, 160524), (8918, 140994), (9261, 135772), (9604, 130923), (9698, 129654), (9828, 127939), (10071, 124852), (10444, 120393), (11466, 109662), (12348, 101829), (13377, 93996), (13428, 93639), (14406, 87282), (14547, 86436), (15666, 80262), (17199, 73108), (17836, 70497), (18277, 68796), (18522, 67886), (19396, 64827), (20142, 62426), (21609, 58188), (22932, 54831), (23499, 53508), (26754, 46998), (28812, 43641), (29094, 43218), (31213, 40284), (31332, 40131), (33943, 37044), (34398, 36554)]