15315984

素因数分解:

$2^4\times 3^2\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{73}}^1$

素因数の和:165

約数の個数: 120

約数和(自身を含む): 45806592

約数和(自身を除く): 30490608

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 31, 36, 47, 48, 62, 72, 73, 93, 94, 124, 141, 144, 146, 186, 188, 219, 248, 279, 282, 292, 372, 376, 423, 438, 496, 558, 564, 584, 657, 744, 752, 846, 876, 1116, 1128, 1168, 1314, 1457, 1488, 1692, 1752, 2232, 2256, 2263, 2628, 2914, 3384, 3431, 3504, 4371, 4464, 4526, 5256, 5828, 6768, 6789, 6862, 8742, 9052, 10293, 10512, 11656, 13113, 13578, 13724, 17484, 18104, 20367, 20586, 23312, 26226, 27156, 27448, 30879, 34968, 36208, 40734, 41172, 52452, 54312, 54896, 61758, 69936, 81468, 82344, 104904, 106361, 108624, 123516, 162936, 164688, 209808, 212722, 247032, 319083, 325872, 425444, 494064, 638166, 850888, 957249, 1276332, 1701776, 1914498, 2552664, 3828996, 5105328, 7657992, 15315984]

約数ペア:

[(1, 15315984), (2, 7657992), (3, 5105328), (4, 3828996), (6, 2552664), (8, 1914498), (9, 1701776), (12, 1276332), (16, 957249), (18, 850888), (24, 638166), (31, 494064), (36, 425444), (47, 325872), (48, 319083), (62, 247032), (72, 212722), (73, 209808), (93, 164688), (94, 162936), (124, 123516), (141, 108624), (144, 106361), (146, 104904), (186, 82344), (188, 81468), (219, 69936), (248, 61758), (279, 54896), (282, 54312), (292, 52452), (372, 41172), (376, 40734), (423, 36208), (438, 34968), (496, 30879), (558, 27448), (564, 27156), (584, 26226), (657, 23312), (744, 20586), (752, 20367), (846, 18104), (876, 17484), (1116, 13724), (1128, 13578), (1168, 13113), (1314, 11656), (1457, 10512), (1488, 10293), (1692, 9052), (1752, 8742), (2232, 6862), (2256, 6789), (2263, 6768), (2628, 5828), (2914, 5256), (3384, 4526), (3431, 4464), (3504, 4371)]