129972240

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{1861}}^1$

素因数の和:1977

約数の個数: 120

約数和(自身を含む): 441226968

約数和(自身を除く): 311254728

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 97, 120, 144, 180, 194, 240, 291, 360, 388, 485, 582, 720, 776, 873, 970, 1164, 1455, 1552, 1746, 1861, 1940, 2328, 2910, 3492, 3722, 3880, 4365, 4656, 5583, 5820, 6984, 7444, 7760, 8730, 9305, 11166, 11640, 13968, 14888, 16749, 17460, 18610, 22332, 23280, 27915, 29776, 33498, 34920, 37220, 44664, 55830, 66996, 69840, 74440, 83745, 89328, 111660, 133992, 148880, 167490, 180517, 223320, 267984, 334980, 361034, 446640, 541551, 669960, 722068, 902585, 1083102, 1339920, 1444136, 1624653, 1805170, 2166204, 2707755, 2888272, 3249306, 3610340, 4332408, 5415510, 6498612, 7220680, 8123265, 8664816, 10831020, 12997224, 14441360, 16246530, 21662040, 25994448, 32493060, 43324080, 64986120, 129972240]

約数ペア:

[(1, 129972240), (2, 64986120), (3, 43324080), (4, 32493060), (5, 25994448), (6, 21662040), (8, 16246530), (9, 14441360), (10, 12997224), (12, 10831020), (15, 8664816), (16, 8123265), (18, 7220680), (20, 6498612), (24, 5415510), (30, 4332408), (36, 3610340), (40, 3249306), (45, 2888272), (48, 2707755), (60, 2166204), (72, 1805170), (80, 1624653), (90, 1444136), (97, 1339920), (120, 1083102), (144, 902585), (180, 722068), (194, 669960), (240, 541551), (291, 446640), (360, 361034), (388, 334980), (485, 267984), (582, 223320), (720, 180517), (776, 167490), (873, 148880), (970, 133992), (1164, 111660), (1455, 89328), (1552, 83745), (1746, 74440), (1861, 69840), (1940, 66996), (2328, 55830), (2910, 44664), (3492, 37220), (3722, 34920), (3880, 33498), (4365, 29776), (4656, 27915), (5583, 23280), (5820, 22332), (6984, 18610), (7444, 17460), (7760, 16749), (8730, 14888), (9305, 13968), (11166, 11640)]