261800316

素因数分解:

$2^2\times 3^3\times {\mathrm{19}}^1\times {\mathrm{127583}}^1$

素因数の和:127615

約数の個数: 48

約数和(自身を含む): 714470400

約数和(自身を除く): 452670084

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 27, 36, 38, 54, 57, 76, 108, 114, 171, 228, 342, 513, 684, 1026, 2052, 127583, 255166, 382749, 510332, 765498, 1148247, 1530996, 2296494, 2424077, 3444741, 4592988, 4848154, 6889482, 7272231, 9696308, 13778964, 14544462, 21816693, 29088924, 43633386, 65450079, 87266772, 130900158, 261800316]

約数ペア:

[(1, 261800316), (2, 130900158), (3, 87266772), (4, 65450079), (6, 43633386), (9, 29088924), (12, 21816693), (18, 14544462), (19, 13778964), (27, 9696308), (36, 7272231), (38, 6889482), (54, 4848154), (57, 4592988), (76, 3444741), (108, 2424077), (114, 2296494), (171, 1530996), (228, 1148247), (342, 765498), (513, 510332), (684, 382749), (1026, 255166), (2052, 127583)]