331780352

素因数分解:

$2^8\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{431}}^1$

素因数の和:575

約数の個数: 72

約数和(自身を含む): 692278272

約数和(自身を除く): 360497920

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 97, 124, 128, 194, 248, 256, 388, 431, 496, 776, 862, 992, 1552, 1724, 1984, 3007, 3104, 3448, 3968, 6014, 6208, 6896, 7936, 12028, 12416, 13361, 13792, 24056, 24832, 26722, 27584, 41807, 48112, 53444, 55168, 83614, 96224, 106888, 110336, 167228, 192448, 213776, 334456, 384896, 427552, 668912, 769792, 855104, 1296017, 1337824, 1710208, 2592034, 2675648, 3420416, 5184068, 5351296, 10368136, 10702592, 20736272, 41472544, 82945088, 165890176, 331780352]

約数ペア:

[(1, 331780352), (2, 165890176), (4, 82945088), (8, 41472544), (16, 20736272), (31, 10702592), (32, 10368136), (62, 5351296), (64, 5184068), (97, 3420416), (124, 2675648), (128, 2592034), (194, 1710208), (248, 1337824), (256, 1296017), (388, 855104), (431, 769792), (496, 668912), (776, 427552), (862, 384896), (992, 334456), (1552, 213776), (1724, 192448), (1984, 167228), (3007, 110336), (3104, 106888), (3448, 96224), (3968, 83614), (6014, 55168), (6208, 53444), (6896, 48112), (7936, 41807), (12028, 27584), (12416, 26722), (13361, 24832), (13792, 24056)]