18424380

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{79}}^1$

素因数の和:140

約数の個数: 144

約数和(自身を含む): 59028480

約数和(自身を除く): 40604100

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 23, 26, 30, 39, 46, 52, 60, 65, 69, 78, 79, 92, 115, 130, 138, 156, 158, 169, 195, 230, 237, 260, 276, 299, 316, 338, 345, 390, 395, 460, 474, 507, 598, 676, 690, 780, 790, 845, 897, 948, 1014, 1027, 1185, 1196, 1380, 1495, 1580, 1690, 1794, 1817, 2028, 2054, 2370, 2535, 2990, 3081, 3380, 3588, 3634, 3887, 4108, 4485, 4740, 5070, 5135, 5451, 5980, 6162, 7268, 7774, 8970, 9085, 10140, 10270, 10902, 11661, 12324, 13351, 15405, 15548, 17940, 18170, 19435, 20540, 21804, 23322, 23621, 26702, 27255, 30810, 36340, 38870, 40053, 46644, 47242, 53404, 54510, 58305, 61620, 66755, 70863, 77740, 80106, 94484, 109020, 116610, 118105, 133510, 141726, 160212, 200265, 233220, 236210, 267020, 283452, 307073, 354315, 400530, 472420, 614146, 708630, 801060, 921219, 1228292, 1417260, 1535365, 1842438, 3070730, 3684876, 4606095, 6141460, 9212190, 18424380]

約数ペア:

[(1, 18424380), (2, 9212190), (3, 6141460), (4, 4606095), (5, 3684876), (6, 3070730), (10, 1842438), (12, 1535365), (13, 1417260), (15, 1228292), (20, 921219), (23, 801060), (26, 708630), (30, 614146), (39, 472420), (46, 400530), (52, 354315), (60, 307073), (65, 283452), (69, 267020), (78, 236210), (79, 233220), (92, 200265), (115, 160212), (130, 141726), (138, 133510), (156, 118105), (158, 116610), (169, 109020), (195, 94484), (230, 80106), (237, 77740), (260, 70863), (276, 66755), (299, 61620), (316, 58305), (338, 54510), (345, 53404), (390, 47242), (395, 46644), (460, 40053), (474, 38870), (507, 36340), (598, 30810), (676, 27255), (690, 26702), (780, 23621), (790, 23322), (845, 21804), (897, 20540), (948, 19435), (1014, 18170), (1027, 17940), (1185, 15548), (1196, 15405), (1380, 13351), (1495, 12324), (1580, 11661), (1690, 10902), (1794, 10270), (1817, 10140), (2028, 9085), (2054, 8970), (2370, 7774), (2535, 7268), (2990, 6162), (3081, 5980), (3380, 5451), (3588, 5135), (3634, 5070), (3887, 4740), (4108, 4485)]