278340540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{241}}^1\times {\mathrm{19249}}^1$

素因数の和:19502

約数の個数: 48

約数和(自身を含む): 782628000

約数和(自身を除く): 504287460

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 241, 482, 723, 964, 1205, 1446, 2410, 2892, 3615, 4820, 7230, 14460, 19249, 38498, 57747, 76996, 96245, 115494, 192490, 230988, 288735, 384980, 577470, 1154940, 4639009, 9278018, 13917027, 18556036, 23195045, 27834054, 46390090, 55668108, 69585135, 92780180, 139170270, 278340540]

約数ペア:

[(1, 278340540), (2, 139170270), (3, 92780180), (4, 69585135), (5, 55668108), (6, 46390090), (10, 27834054), (12, 23195045), (15, 18556036), (20, 13917027), (30, 9278018), (60, 4639009), (241, 1154940), (482, 577470), (723, 384980), (964, 288735), (1205, 230988), (1446, 192490), (2410, 115494), (2892, 96245), (3615, 76996), (4820, 57747), (7230, 38498), (14460, 19249)]