286751488

素因数分解:

$2^8\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{1571}}^1$

素因数の和:1641

約数の個数: 72

約数和(自身を含む): 616928256

約数和(自身を除く): 330176768

約数列:

[1, 2, 4, 8, 16, 23, 31, 32, 46, 62, 64, 92, 124, 128, 184, 248, 256, 368, 496, 713, 736, 992, 1426, 1472, 1571, 1984, 2852, 2944, 3142, 3968, 5704, 5888, 6284, 7936, 11408, 12568, 22816, 25136, 36133, 45632, 48701, 50272, 72266, 91264, 97402, 100544, 144532, 182528, 194804, 201088, 289064, 389608, 402176, 578128, 779216, 1120123, 1156256, 1558432, 2240246, 2312512, 3116864, 4480492, 4625024, 6233728, 8960984, 9250048, 12467456, 17921968, 35843936, 71687872, 143375744, 286751488]

約数ペア:

[(1, 286751488), (2, 143375744), (4, 71687872), (8, 35843936), (16, 17921968), (23, 12467456), (31, 9250048), (32, 8960984), (46, 6233728), (62, 4625024), (64, 4480492), (92, 3116864), (124, 2312512), (128, 2240246), (184, 1558432), (248, 1156256), (256, 1120123), (368, 779216), (496, 578128), (713, 402176), (736, 389608), (992, 289064), (1426, 201088), (1472, 194804), (1571, 182528), (1984, 144532), (2852, 100544), (2944, 97402), (3142, 91264), (3968, 72266), (5704, 50272), (5888, 48701), (6284, 45632), (7936, 36133), (11408, 25136), (12568, 22816)]