12310720

素因数分解:

$2^6\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1$

素因数の和:138

約数の個数: 112

約数和(自身を含む): 32479488

約数和(自身を除く): 20168768

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 31, 32, 34, 40, 62, 64, 68, 73, 80, 85, 124, 136, 146, 155, 160, 170, 248, 272, 292, 310, 320, 340, 365, 496, 527, 544, 584, 620, 680, 730, 992, 1054, 1088, 1168, 1240, 1241, 1360, 1460, 1984, 2108, 2263, 2336, 2480, 2482, 2635, 2720, 2920, 4216, 4526, 4672, 4960, 4964, 5270, 5440, 5840, 6205, 8432, 9052, 9920, 9928, 10540, 11315, 11680, 12410, 16864, 18104, 19856, 21080, 22630, 23360, 24820, 33728, 36208, 38471, 39712, 42160, 45260, 49640, 72416, 76942, 79424, 84320, 90520, 99280, 144832, 153884, 168640, 181040, 192355, 198560, 307768, 362080, 384710, 397120, 615536, 724160, 769420, 1231072, 1538840, 2462144, 3077680, 6155360, 12310720]

約数ペア:

[(1, 12310720), (2, 6155360), (4, 3077680), (5, 2462144), (8, 1538840), (10, 1231072), (16, 769420), (17, 724160), (20, 615536), (31, 397120), (32, 384710), (34, 362080), (40, 307768), (62, 198560), (64, 192355), (68, 181040), (73, 168640), (80, 153884), (85, 144832), (124, 99280), (136, 90520), (146, 84320), (155, 79424), (160, 76942), (170, 72416), (248, 49640), (272, 45260), (292, 42160), (310, 39712), (320, 38471), (340, 36208), (365, 33728), (496, 24820), (527, 23360), (544, 22630), (584, 21080), (620, 19856), (680, 18104), (730, 16864), (992, 12410), (1054, 11680), (1088, 11315), (1168, 10540), (1240, 9928), (1241, 9920), (1360, 9052), (1460, 8432), (1984, 6205), (2108, 5840), (2263, 5440), (2336, 5270), (2480, 4964), (2482, 4960), (2635, 4672), (2720, 4526), (2920, 4216)]