440242470

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{157793}}^1$

素因数の和:157837

約数の個数: 48

約数和(自身を含む): 1181561472

約数和(自身を除く): 741319002

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 31, 45, 62, 90, 93, 155, 186, 279, 310, 465, 558, 930, 1395, 2790, 157793, 315586, 473379, 788965, 946758, 1420137, 1577930, 2366895, 2840274, 4733790, 4891583, 7100685, 9783166, 14201370, 14674749, 24457915, 29349498, 44024247, 48915830, 73373745, 88048494, 146747490, 220121235, 440242470]

約数ペア:

[(1, 440242470), (2, 220121235), (3, 146747490), (5, 88048494), (6, 73373745), (9, 48915830), (10, 44024247), (15, 29349498), (18, 24457915), (30, 14674749), (31, 14201370), (45, 9783166), (62, 7100685), (90, 4891583), (93, 4733790), (155, 2840274), (186, 2366895), (279, 1577930), (310, 1420137), (465, 946758), (558, 788965), (930, 473379), (1395, 315586), (2790, 157793)]