281663232720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{1173596803}}^1$

素因数の和:1173596819

約数の個数: 40

約数和(自身を含む): 873156022176

約数和(自身を除く): 591492789456

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 1173596803, 2347193606, 3520790409, 4694387212, 5867984015, 7041580818, 9388774424, 11735968030, 14083161636, 17603952045, 18777548848, 23471936060, 28166323272, 35207904090, 46943872120, 56332646544, 70415808180, 93887744240, 140831616360, 281663232720]

約数ペア:

[(1, 281663232720), (2, 140831616360), (3, 93887744240), (4, 70415808180), (5, 56332646544), (6, 46943872120), (8, 35207904090), (10, 28166323272), (12, 23471936060), (15, 18777548848), (16, 17603952045), (20, 14083161636), (24, 11735968030), (30, 9388774424), (40, 7041580818), (48, 5867984015), (60, 4694387212), (80, 3520790409), (120, 2347193606), (240, 1173596803)]