138254792

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1$

素因数の和:167

約数の個数: 128

約数和(自身を含む): 316646400

約数和(自身を除く): 178391608

約数列:

[1, 2, 4, 8, 13, 19, 26, 31, 37, 38, 52, 61, 62, 74, 76, 104, 122, 124, 148, 152, 244, 247, 248, 296, 403, 481, 488, 494, 589, 703, 793, 806, 962, 988, 1147, 1159, 1178, 1406, 1586, 1612, 1891, 1924, 1976, 2257, 2294, 2318, 2356, 2812, 3172, 3224, 3782, 3848, 4514, 4588, 4636, 4712, 5624, 6344, 7564, 7657, 9028, 9139, 9176, 9272, 14911, 15067, 15128, 15314, 18056, 18278, 21793, 24583, 29341, 29822, 30134, 30628, 35929, 36556, 42883, 43586, 49166, 58682, 59644, 60268, 61256, 69967, 71858, 73112, 85766, 87172, 98332, 117364, 119288, 120536, 139934, 143716, 171532, 174344, 196664, 234728, 279868, 283309, 287432, 343064, 467077, 557479, 559736, 566618, 909571, 934154, 1114958, 1133236, 1329373, 1819142, 1868308, 2229916, 2266472, 2658746, 3638284, 3736616, 4459832, 5317492, 7276568, 10634984, 17281849, 34563698, 69127396, 138254792]

約数ペア:

[(1, 138254792), (2, 69127396), (4, 34563698), (8, 17281849), (13, 10634984), (19, 7276568), (26, 5317492), (31, 4459832), (37, 3736616), (38, 3638284), (52, 2658746), (61, 2266472), (62, 2229916), (74, 1868308), (76, 1819142), (104, 1329373), (122, 1133236), (124, 1114958), (148, 934154), (152, 909571), (244, 566618), (247, 559736), (248, 557479), (296, 467077), (403, 343064), (481, 287432), (488, 283309), (494, 279868), (589, 234728), (703, 196664), (793, 174344), (806, 171532), (962, 143716), (988, 139934), (1147, 120536), (1159, 119288), (1178, 117364), (1406, 98332), (1586, 87172), (1612, 85766), (1891, 73112), (1924, 71858), (1976, 69967), (2257, 61256), (2294, 60268), (2318, 59644), (2356, 58682), (2812, 49166), (3172, 43586), (3224, 42883), (3782, 36556), (3848, 35929), (4514, 30628), (4588, 30134), (4636, 29822), (4712, 29341), (5624, 24583), (6344, 21793), (7564, 18278), (7657, 18056), (9028, 15314), (9139, 15128), (9176, 15067), (9272, 14911)]