72972540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^2\times {\mathrm{1123}}^1$

素因数の和:1176

約数の個数: 108

約数和(自身を含む): 233821224

約数和(自身を除く): 160848684

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 76, 90, 95, 114, 171, 180, 190, 228, 285, 342, 361, 380, 570, 684, 722, 855, 1083, 1123, 1140, 1444, 1710, 1805, 2166, 2246, 3249, 3369, 3420, 3610, 4332, 4492, 5415, 5615, 6498, 6738, 7220, 10107, 10830, 11230, 12996, 13476, 16245, 16845, 20214, 21337, 21660, 22460, 32490, 33690, 40428, 42674, 50535, 64011, 64980, 67380, 85348, 101070, 106685, 128022, 192033, 202140, 213370, 256044, 320055, 384066, 405403, 426740, 640110, 768132, 810806, 960165, 1216209, 1280220, 1621612, 1920330, 2027015, 2432418, 3648627, 3840660, 4054030, 4864836, 6081045, 7297254, 8108060, 12162090, 14594508, 18243135, 24324180, 36486270, 72972540]

約数ペア:

[(1, 72972540), (2, 36486270), (3, 24324180), (4, 18243135), (5, 14594508), (6, 12162090), (9, 8108060), (10, 7297254), (12, 6081045), (15, 4864836), (18, 4054030), (19, 3840660), (20, 3648627), (30, 2432418), (36, 2027015), (38, 1920330), (45, 1621612), (57, 1280220), (60, 1216209), (76, 960165), (90, 810806), (95, 768132), (114, 640110), (171, 426740), (180, 405403), (190, 384066), (228, 320055), (285, 256044), (342, 213370), (361, 202140), (380, 192033), (570, 128022), (684, 106685), (722, 101070), (855, 85348), (1083, 67380), (1123, 64980), (1140, 64011), (1444, 50535), (1710, 42674), (1805, 40428), (2166, 33690), (2246, 32490), (3249, 22460), (3369, 21660), (3420, 21337), (3610, 20214), (4332, 16845), (4492, 16245), (5415, 13476), (5615, 12996), (6498, 11230), (6738, 10830), (7220, 10107)]