400807764

素因数分解:

$2^2\times 3^4\times 7^1\times {\mathrm{79}}^1\times {\mathrm{2237}}^1$

素因数の和:2339

約数の個数: 120

約数和(自身を含む): 1213175040

約数和(自身を除く): 812367276

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 79, 81, 84, 108, 126, 158, 162, 189, 237, 252, 316, 324, 378, 474, 553, 567, 711, 756, 948, 1106, 1134, 1422, 1659, 2133, 2212, 2237, 2268, 2844, 3318, 4266, 4474, 4977, 6399, 6636, 6711, 8532, 8948, 9954, 12798, 13422, 14931, 15659, 19908, 20133, 25596, 26844, 29862, 31318, 40266, 44793, 46977, 59724, 60399, 62636, 80532, 89586, 93954, 120798, 140931, 176723, 179172, 181197, 187908, 241596, 281862, 353446, 362394, 422793, 530169, 563724, 706892, 724788, 845586, 1060338, 1237061, 1268379, 1590507, 1691172, 2120676, 2474122, 2536758, 3181014, 3711183, 4771521, 4948244, 5073516, 6362028, 7422366, 9543042, 11133549, 14314563, 14844732, 19086084, 22267098, 28629126, 33400647, 44534196, 57258252, 66801294, 100201941, 133602588, 200403882, 400807764]

約数ペア:

[(1, 400807764), (2, 200403882), (3, 133602588), (4, 100201941), (6, 66801294), (7, 57258252), (9, 44534196), (12, 33400647), (14, 28629126), (18, 22267098), (21, 19086084), (27, 14844732), (28, 14314563), (36, 11133549), (42, 9543042), (54, 7422366), (63, 6362028), (79, 5073516), (81, 4948244), (84, 4771521), (108, 3711183), (126, 3181014), (158, 2536758), (162, 2474122), (189, 2120676), (237, 1691172), (252, 1590507), (316, 1268379), (324, 1237061), (378, 1060338), (474, 845586), (553, 724788), (567, 706892), (711, 563724), (756, 530169), (948, 422793), (1106, 362394), (1134, 353446), (1422, 281862), (1659, 241596), (2133, 187908), (2212, 181197), (2237, 179172), (2268, 176723), (2844, 140931), (3318, 120798), (4266, 93954), (4474, 89586), (4977, 80532), (6399, 62636), (6636, 60399), (6711, 59724), (8532, 46977), (8948, 44793), (9954, 40266), (12798, 31318), (13422, 29862), (14931, 26844), (15659, 25596), (19908, 20133)]