638736072

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{53}}^1\times {\mathrm{107}}^1$

素因数の和:220

約数の個数: 192

約数和(自身を含む): 1866473280

約数和(自身を除く): 1227737208

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 19, 24, 26, 38, 39, 52, 53, 57, 76, 78, 104, 106, 107, 114, 152, 156, 159, 212, 214, 228, 247, 312, 318, 321, 361, 424, 428, 456, 494, 636, 642, 689, 722, 741, 856, 988, 1007, 1083, 1272, 1284, 1378, 1391, 1444, 1482, 1976, 2014, 2033, 2067, 2166, 2568, 2756, 2782, 2888, 2964, 3021, 4028, 4066, 4134, 4173, 4332, 4693, 5512, 5564, 5671, 5928, 6042, 6099, 8056, 8132, 8268, 8346, 8664, 9386, 11128, 11342, 12084, 12198, 13091, 14079, 16264, 16536, 16692, 17013, 18772, 19133, 22684, 24168, 24396, 26182, 26429, 28158, 33384, 34026, 37544, 38266, 38627, 39273, 45368, 48792, 52364, 52858, 56316, 57399, 68052, 73723, 76532, 77254, 78546, 79287, 104728, 105716, 107749, 112632, 114798, 115881, 136104, 147446, 153064, 154508, 157092, 158574, 211432, 215498, 221169, 229596, 231762, 248729, 294892, 309016, 314184, 317148, 323247, 430996, 442338, 459192, 463524, 497458, 502151, 589784, 634296, 646494, 746187, 861992, 884676, 927048, 994916, 1004302, 1292988, 1400737, 1492374, 1506453, 1769352, 1989832, 2008604, 2047231, 2585976, 2801474, 2984748, 3012906, 4017208, 4094462, 4202211, 5602948, 5969496, 6025812, 6141693, 8188924, 8404422, 11205896, 12051624, 12283386, 16377848, 16808844, 24566772, 26614003, 33617688, 49133544, 53228006, 79842009, 106456012, 159684018, 212912024, 319368036, 638736072]

約数ペア:

[(1, 638736072), (2, 319368036), (3, 212912024), (4, 159684018), (6, 106456012), (8, 79842009), (12, 53228006), (13, 49133544), (19, 33617688), (24, 26614003), (26, 24566772), (38, 16808844), (39, 16377848), (52, 12283386), (53, 12051624), (57, 11205896), (76, 8404422), (78, 8188924), (104, 6141693), (106, 6025812), (107, 5969496), (114, 5602948), (152, 4202211), (156, 4094462), (159, 4017208), (212, 3012906), (214, 2984748), (228, 2801474), (247, 2585976), (312, 2047231), (318, 2008604), (321, 1989832), (361, 1769352), (424, 1506453), (428, 1492374), (456, 1400737), (494, 1292988), (636, 1004302), (642, 994916), (689, 927048), (722, 884676), (741, 861992), (856, 746187), (988, 646494), (1007, 634296), (1083, 589784), (1272, 502151), (1284, 497458), (1378, 463524), (1391, 459192), (1444, 442338), (1482, 430996), (1976, 323247), (2014, 317148), (2033, 314184), (2067, 309016), (2166, 294892), (2568, 248729), (2756, 231762), (2782, 229596), (2888, 221169), (2964, 215498), (3021, 211432), (4028, 158574), (4066, 157092), (4134, 154508), (4173, 153064), (4332, 147446), (4693, 136104), (5512, 115881), (5564, 114798), (5671, 112632), (5928, 107749), (6042, 105716), (6099, 104728), (8056, 79287), (8132, 78546), (8268, 77254), (8346, 76532), (8664, 73723), (9386, 68052), (11128, 57399), (11342, 56316), (12084, 52858), (12198, 52364), (13091, 48792), (14079, 45368), (16264, 39273), (16536, 38627), (16692, 38266), (17013, 37544), (18772, 34026), (19133, 33384), (22684, 28158), (24168, 26429), (24396, 26182)]