72144720

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{1033}}^1$

素因数の和:1149

約数の個数: 120

約数和(自身を含む): 245020776

約数和(自身を除く): 172876056

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, 1033, 1164, 1455, 1552, 1746, 1940, 2066, 2328, 2910, 3099, 3492, 3880, 4132, 4365, 4656, 5165, 5820, 6198, 6984, 7760, 8264, 8730, 9297, 10330, 11640, 12396, 13968, 15495, 16528, 17460, 18594, 20660, 23280, 24792, 30990, 34920, 37188, 41320, 46485, 49584, 61980, 69840, 74376, 82640, 92970, 100201, 123960, 148752, 185940, 200402, 247920, 300603, 371880, 400804, 501005, 601206, 743760, 801608, 901809, 1002010, 1202412, 1503015, 1603216, 1803618, 2004020, 2404824, 3006030, 3607236, 4008040, 4509045, 4809648, 6012060, 7214472, 8016080, 9018090, 12024120, 14428944, 18036180, 24048240, 36072360, 72144720]

約数ペア:

[(1, 72144720), (2, 36072360), (3, 24048240), (4, 18036180), (5, 14428944), (6, 12024120), (8, 9018090), (9, 8016080), (10, 7214472), (12, 6012060), (15, 4809648), (16, 4509045), (18, 4008040), (20, 3607236), (24, 3006030), (30, 2404824), (36, 2004020), (40, 1803618), (45, 1603216), (48, 1503015), (60, 1202412), (72, 1002010), (80, 901809), (90, 801608), (97, 743760), (120, 601206), (144, 501005), (180, 400804), (194, 371880), (240, 300603), (291, 247920), (360, 200402), (388, 185940), (485, 148752), (582, 123960), (720, 100201), (776, 92970), (873, 82640), (970, 74376), (1033, 69840), (1164, 61980), (1455, 49584), (1552, 46485), (1746, 41320), (1940, 37188), (2066, 34920), (2328, 30990), (2910, 24792), (3099, 23280), (3492, 20660), (3880, 18594), (4132, 17460), (4365, 16528), (4656, 15495), (5165, 13968), (5820, 12396), (6198, 11640), (6984, 10330), (7760, 9297), (8264, 8730)]