71608264

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{167}}^1$

素因数の和:243

約数の個数: 128

約数和(自身を含む): 180633600

約数和(自身を除く): 109025336

約数列:

[1, 2, 4, 7, 8, 13, 14, 19, 26, 28, 31, 38, 52, 56, 62, 76, 91, 104, 124, 133, 152, 167, 182, 217, 247, 248, 266, 334, 364, 403, 434, 494, 532, 589, 668, 728, 806, 868, 988, 1064, 1169, 1178, 1336, 1612, 1729, 1736, 1976, 2171, 2338, 2356, 2821, 3173, 3224, 3458, 4123, 4342, 4676, 4712, 5177, 5642, 6346, 6916, 7657, 8246, 8684, 9352, 10354, 11284, 12692, 13832, 15197, 15314, 16492, 17368, 20708, 22211, 22568, 25384, 30394, 30628, 32984, 36239, 41249, 41416, 44422, 53599, 60788, 61256, 67301, 72478, 82498, 88844, 98363, 107198, 121576, 134602, 144956, 164996, 177688, 196726, 214396, 269204, 288743, 289912, 329992, 393452, 428792, 471107, 538408, 577486, 688541, 786904, 942214, 1154972, 1278719, 1377082, 1884428, 2309944, 2557438, 2754164, 3768856, 5114876, 5508328, 8951033, 10229752, 17902066, 35804132, 71608264]

約数ペア:

[(1, 71608264), (2, 35804132), (4, 17902066), (7, 10229752), (8, 8951033), (13, 5508328), (14, 5114876), (19, 3768856), (26, 2754164), (28, 2557438), (31, 2309944), (38, 1884428), (52, 1377082), (56, 1278719), (62, 1154972), (76, 942214), (91, 786904), (104, 688541), (124, 577486), (133, 538408), (152, 471107), (167, 428792), (182, 393452), (217, 329992), (247, 289912), (248, 288743), (266, 269204), (334, 214396), (364, 196726), (403, 177688), (434, 164996), (494, 144956), (532, 134602), (589, 121576), (668, 107198), (728, 98363), (806, 88844), (868, 82498), (988, 72478), (1064, 67301), (1169, 61256), (1178, 60788), (1336, 53599), (1612, 44422), (1729, 41416), (1736, 41249), (1976, 36239), (2171, 32984), (2338, 30628), (2356, 30394), (2821, 25384), (3173, 22568), (3224, 22211), (3458, 20708), (4123, 17368), (4342, 16492), (4676, 15314), (4712, 15197), (5177, 13832), (5642, 12692), (6346, 11284), (6916, 10354), (7657, 9352), (8246, 8684)]