70138120

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{229}}^1$

素因数の和:303

約数の個数: 128

約数和(自身を含む): 185472000

約数和(自身を除く): 115333880

約数列:

[1, 2, 4, 5, 8, 10, 13, 19, 20, 26, 31, 38, 40, 52, 62, 65, 76, 95, 104, 124, 130, 152, 155, 190, 229, 247, 248, 260, 310, 380, 403, 458, 494, 520, 589, 620, 760, 806, 916, 988, 1145, 1178, 1235, 1240, 1612, 1832, 1976, 2015, 2290, 2356, 2470, 2945, 2977, 3224, 4030, 4351, 4580, 4712, 4940, 5890, 5954, 7099, 7657, 8060, 8702, 9160, 9880, 11780, 11908, 14198, 14885, 15314, 16120, 17404, 21755, 23560, 23816, 28396, 29770, 30628, 34808, 35495, 38285, 43510, 56563, 56792, 59540, 61256, 70990, 76570, 87020, 92287, 113126, 119080, 134881, 141980, 153140, 174040, 184574, 226252, 269762, 282815, 283960, 306280, 369148, 452504, 461435, 539524, 565630, 674405, 738296, 922870, 1079048, 1131260, 1348810, 1753453, 1845740, 2262520, 2697620, 3506906, 3691480, 5395240, 7013812, 8767265, 14027624, 17534530, 35069060, 70138120]

約数ペア:

[(1, 70138120), (2, 35069060), (4, 17534530), (5, 14027624), (8, 8767265), (10, 7013812), (13, 5395240), (19, 3691480), (20, 3506906), (26, 2697620), (31, 2262520), (38, 1845740), (40, 1753453), (52, 1348810), (62, 1131260), (65, 1079048), (76, 922870), (95, 738296), (104, 674405), (124, 565630), (130, 539524), (152, 461435), (155, 452504), (190, 369148), (229, 306280), (247, 283960), (248, 282815), (260, 269762), (310, 226252), (380, 184574), (403, 174040), (458, 153140), (494, 141980), (520, 134881), (589, 119080), (620, 113126), (760, 92287), (806, 87020), (916, 76570), (988, 70990), (1145, 61256), (1178, 59540), (1235, 56792), (1240, 56563), (1612, 43510), (1832, 38285), (1976, 35495), (2015, 34808), (2290, 30628), (2356, 29770), (2470, 28396), (2945, 23816), (2977, 23560), (3224, 21755), (4030, 17404), (4351, 16120), (4580, 15314), (4712, 14885), (4940, 14198), (5890, 11908), (5954, 11780), (7099, 9880), (7657, 9160), (8060, 8702)]