254341290

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{15331}}^1$

素因数の和:15427

約数の個数: 64

約数和(自身を含む): 706498560

約数和(自身を除く): 452157270

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 79, 105, 158, 210, 237, 395, 474, 553, 790, 1106, 1185, 1659, 2370, 2765, 3318, 5530, 8295, 15331, 16590, 30662, 45993, 76655, 91986, 107317, 153310, 214634, 229965, 321951, 459930, 536585, 643902, 1073170, 1211149, 1609755, 2422298, 3219510, 3633447, 6055745, 7266894, 8478043, 12111490, 16956086, 18167235, 25434129, 36334470, 42390215, 50868258, 84780430, 127170645, 254341290]

約数ペア:

[(1, 254341290), (2, 127170645), (3, 84780430), (5, 50868258), (6, 42390215), (7, 36334470), (10, 25434129), (14, 18167235), (15, 16956086), (21, 12111490), (30, 8478043), (35, 7266894), (42, 6055745), (70, 3633447), (79, 3219510), (105, 2422298), (158, 1609755), (210, 1211149), (237, 1073170), (395, 643902), (474, 536585), (553, 459930), (790, 321951), (1106, 229965), (1185, 214634), (1659, 153310), (2370, 107317), (2765, 91986), (3318, 76655), (5530, 45993), (8295, 30662), (15331, 16590)]