79121640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{757}}^1$

素因数の和:851

約数の個数: 128

約数和(自身を含む): 259781760

約数和(自身を除く): 180660120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 67, 78, 104, 120, 130, 134, 156, 195, 201, 260, 268, 312, 335, 390, 402, 520, 536, 670, 757, 780, 804, 871, 1005, 1340, 1514, 1560, 1608, 1742, 2010, 2271, 2613, 2680, 3028, 3484, 3785, 4020, 4355, 4542, 5226, 6056, 6968, 7570, 8040, 8710, 9084, 9841, 10452, 11355, 13065, 15140, 17420, 18168, 19682, 20904, 22710, 26130, 29523, 30280, 34840, 39364, 45420, 49205, 50719, 52260, 59046, 78728, 90840, 98410, 101438, 104520, 118092, 147615, 152157, 196820, 202876, 236184, 253595, 295230, 304314, 393640, 405752, 507190, 590460, 608628, 659347, 760785, 1014380, 1180920, 1217256, 1318694, 1521570, 1978041, 2028760, 2637388, 3043140, 3296735, 3956082, 5274776, 6086280, 6593470, 7912164, 9890205, 13186940, 15824328, 19780410, 26373880, 39560820, 79121640]

約数ペア:

[(1, 79121640), (2, 39560820), (3, 26373880), (4, 19780410), (5, 15824328), (6, 13186940), (8, 9890205), (10, 7912164), (12, 6593470), (13, 6086280), (15, 5274776), (20, 3956082), (24, 3296735), (26, 3043140), (30, 2637388), (39, 2028760), (40, 1978041), (52, 1521570), (60, 1318694), (65, 1217256), (67, 1180920), (78, 1014380), (104, 760785), (120, 659347), (130, 608628), (134, 590460), (156, 507190), (195, 405752), (201, 393640), (260, 304314), (268, 295230), (312, 253595), (335, 236184), (390, 202876), (402, 196820), (520, 152157), (536, 147615), (670, 118092), (757, 104520), (780, 101438), (804, 98410), (871, 90840), (1005, 78728), (1340, 59046), (1514, 52260), (1560, 50719), (1608, 49205), (1742, 45420), (2010, 39364), (2271, 34840), (2613, 30280), (2680, 29523), (3028, 26130), (3484, 22710), (3785, 20904), (4020, 19682), (4355, 18168), (4542, 17420), (5226, 15140), (6056, 13065), (6968, 11355), (7570, 10452), (8040, 9841), (8710, 9084)]