61820820

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1231}}^1$

素因数の和:1283

約数の個数: 120

約数和(自身を含む): 200352768

約数和(自身を除く): 138531948

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 31, 36, 45, 54, 60, 62, 81, 90, 93, 108, 124, 135, 155, 162, 180, 186, 270, 279, 310, 324, 372, 405, 465, 540, 558, 620, 810, 837, 930, 1116, 1231, 1395, 1620, 1674, 1860, 2462, 2511, 2790, 3348, 3693, 4185, 4924, 5022, 5580, 6155, 7386, 8370, 10044, 11079, 12310, 12555, 14772, 16740, 18465, 22158, 24620, 25110, 33237, 36930, 38161, 44316, 50220, 55395, 66474, 73860, 76322, 99711, 110790, 114483, 132948, 152644, 166185, 190805, 199422, 221580, 228966, 332370, 343449, 381610, 398844, 457932, 498555, 572415, 664740, 686898, 763220, 997110, 1030347, 1144830, 1373796, 1717245, 1994220, 2060694, 2289660, 3091041, 3434490, 4121388, 5151735, 6182082, 6868980, 10303470, 12364164, 15455205, 20606940, 30910410, 61820820]

約数ペア:

[(1, 61820820), (2, 30910410), (3, 20606940), (4, 15455205), (5, 12364164), (6, 10303470), (9, 6868980), (10, 6182082), (12, 5151735), (15, 4121388), (18, 3434490), (20, 3091041), (27, 2289660), (30, 2060694), (31, 1994220), (36, 1717245), (45, 1373796), (54, 1144830), (60, 1030347), (62, 997110), (81, 763220), (90, 686898), (93, 664740), (108, 572415), (124, 498555), (135, 457932), (155, 398844), (162, 381610), (180, 343449), (186, 332370), (270, 228966), (279, 221580), (310, 199422), (324, 190805), (372, 166185), (405, 152644), (465, 132948), (540, 114483), (558, 110790), (620, 99711), (810, 76322), (837, 73860), (930, 66474), (1116, 55395), (1231, 50220), (1395, 44316), (1620, 38161), (1674, 36930), (1860, 33237), (2462, 25110), (2511, 24620), (2790, 22158), (3348, 18465), (3693, 16740), (4185, 14772), (4924, 12555), (5022, 12310), (5580, 11079), (6155, 10044), (7386, 8370)]