120280640

素因数分解:

$2^6\times 5^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{271}}^1$

素因数の和:380

約数の個数: 112

約数和(自身を含む): 306750720

約数和(自身を除く): 186470080

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 73, 76, 80, 95, 146, 152, 160, 190, 271, 292, 304, 320, 365, 380, 542, 584, 608, 730, 760, 1084, 1168, 1216, 1355, 1387, 1460, 1520, 2168, 2336, 2710, 2774, 2920, 3040, 4336, 4672, 5149, 5420, 5548, 5840, 6080, 6935, 8672, 10298, 10840, 11096, 11680, 13870, 17344, 19783, 20596, 21680, 22192, 23360, 25745, 27740, 39566, 41192, 43360, 44384, 51490, 55480, 79132, 82384, 86720, 88768, 98915, 102980, 110960, 158264, 164768, 197830, 205960, 221920, 316528, 329536, 375877, 395660, 411920, 443840, 633056, 751754, 791320, 823840, 1266112, 1503508, 1582640, 1647680, 1879385, 3007016, 3165280, 3758770, 6014032, 6330560, 7517540, 12028064, 15035080, 24056128, 30070160, 60140320, 120280640]

約数ペア:

[(1, 120280640), (2, 60140320), (4, 30070160), (5, 24056128), (8, 15035080), (10, 12028064), (16, 7517540), (19, 6330560), (20, 6014032), (32, 3758770), (38, 3165280), (40, 3007016), (64, 1879385), (73, 1647680), (76, 1582640), (80, 1503508), (95, 1266112), (146, 823840), (152, 791320), (160, 751754), (190, 633056), (271, 443840), (292, 411920), (304, 395660), (320, 375877), (365, 329536), (380, 316528), (542, 221920), (584, 205960), (608, 197830), (730, 164768), (760, 158264), (1084, 110960), (1168, 102980), (1216, 98915), (1355, 88768), (1387, 86720), (1460, 82384), (1520, 79132), (2168, 55480), (2336, 51490), (2710, 44384), (2774, 43360), (2920, 41192), (3040, 39566), (4336, 27740), (4672, 25745), (5149, 23360), (5420, 22192), (5548, 21680), (5840, 20596), (6080, 19783), (6935, 17344), (8672, 13870), (10298, 11680), (10840, 11096)]