161790984

素因数分解:

$2^3\times 3^2\times {\mathrm{31}}^1\times {\mathrm{173}}^1\times {\mathrm{419}}^1$

素因数の和:635

約数の個数: 96

約数和(自身を含む): 456019200

約数和(自身を除く): 294228216

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 31, 36, 62, 72, 93, 124, 173, 186, 248, 279, 346, 372, 419, 519, 558, 692, 744, 838, 1038, 1116, 1257, 1384, 1557, 1676, 2076, 2232, 2514, 3114, 3352, 3771, 4152, 5028, 5363, 6228, 7542, 10056, 10726, 12456, 12989, 15084, 16089, 21452, 25978, 30168, 32178, 38967, 42904, 48267, 51956, 64356, 72487, 77934, 96534, 103912, 116901, 128712, 144974, 155868, 193068, 217461, 233802, 289948, 311736, 386136, 434922, 467604, 579896, 652383, 869844, 935208, 1304766, 1739688, 2247097, 2609532, 4494194, 5219064, 6741291, 8988388, 13482582, 17976776, 20223873, 26965164, 40447746, 53930328, 80895492, 161790984]

約数ペア:

[(1, 161790984), (2, 80895492), (3, 53930328), (4, 40447746), (6, 26965164), (8, 20223873), (9, 17976776), (12, 13482582), (18, 8988388), (24, 6741291), (31, 5219064), (36, 4494194), (62, 2609532), (72, 2247097), (93, 1739688), (124, 1304766), (173, 935208), (186, 869844), (248, 652383), (279, 579896), (346, 467604), (372, 434922), (419, 386136), (519, 311736), (558, 289948), (692, 233802), (744, 217461), (838, 193068), (1038, 155868), (1116, 144974), (1257, 128712), (1384, 116901), (1557, 103912), (1676, 96534), (2076, 77934), (2232, 72487), (2514, 64356), (3114, 51956), (3352, 48267), (3771, 42904), (4152, 38967), (5028, 32178), (5363, 30168), (6228, 25978), (7542, 21452), (10056, 16089), (10726, 15084), (12456, 12989)]