61751970

素因数分解:

$2^1\times 3^4\times 5^1\times 7^1\times {\mathrm{10891}}^1$

素因数の和:10917

約数の個数: 80

約数和(自身を含む): 189782208

約数和(自身を除く): 128030238

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 45, 54, 63, 70, 81, 90, 105, 126, 135, 162, 189, 210, 270, 315, 378, 405, 567, 630, 810, 945, 1134, 1890, 2835, 5670, 10891, 21782, 32673, 54455, 65346, 76237, 98019, 108910, 152474, 163365, 196038, 228711, 294057, 326730, 381185, 457422, 490095, 588114, 686133, 762370, 882171, 980190, 1143555, 1372266, 1470285, 1764342, 2058399, 2287110, 2940570, 3430665, 4116798, 4410855, 6175197, 6861330, 8821710, 10291995, 12350394, 20583990, 30875985, 61751970]

約数ペア:

[(1, 61751970), (2, 30875985), (3, 20583990), (5, 12350394), (6, 10291995), (7, 8821710), (9, 6861330), (10, 6175197), (14, 4410855), (15, 4116798), (18, 3430665), (21, 2940570), (27, 2287110), (30, 2058399), (35, 1764342), (42, 1470285), (45, 1372266), (54, 1143555), (63, 980190), (70, 882171), (81, 762370), (90, 686133), (105, 588114), (126, 490095), (135, 457422), (162, 381185), (189, 326730), (210, 294057), (270, 228711), (315, 196038), (378, 163365), (405, 152474), (567, 108910), (630, 98019), (810, 76237), (945, 65346), (1134, 54455), (1890, 32673), (2835, 21782), (5670, 10891)]