1073560720

素因数分解:

$2^4\times 5^1\times {\mathrm{89}}^1\times {\mathrm{131}}^1\times {\mathrm{1151}}^1$

素因数の和:1384

約数の個数: 80

約数和(自身を含む): 2545551360

約数和(自身を除く): 1471990640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 89, 131, 178, 262, 356, 445, 524, 655, 712, 890, 1048, 1151, 1310, 1424, 1780, 2096, 2302, 2620, 3560, 4604, 5240, 5755, 7120, 9208, 10480, 11510, 11659, 18416, 23020, 23318, 46040, 46636, 58295, 92080, 93272, 102439, 116590, 150781, 186544, 204878, 233180, 301562, 409756, 466360, 512195, 603124, 753905, 819512, 932720, 1024390, 1206248, 1507810, 1639024, 2048780, 2412496, 3015620, 4097560, 6031240, 8195120, 12062480, 13419509, 26839018, 53678036, 67097545, 107356072, 134195090, 214712144, 268390180, 536780360, 1073560720]

約数ペア:

[(1, 1073560720), (2, 536780360), (4, 268390180), (5, 214712144), (8, 134195090), (10, 107356072), (16, 67097545), (20, 53678036), (40, 26839018), (80, 13419509), (89, 12062480), (131, 8195120), (178, 6031240), (262, 4097560), (356, 3015620), (445, 2412496), (524, 2048780), (655, 1639024), (712, 1507810), (890, 1206248), (1048, 1024390), (1151, 932720), (1310, 819512), (1424, 753905), (1780, 603124), (2096, 512195), (2302, 466360), (2620, 409756), (3560, 301562), (4604, 233180), (5240, 204878), (5755, 186544), (7120, 150781), (9208, 116590), (10480, 102439), (11510, 93272), (11659, 92080), (18416, 58295), (23020, 46636), (23318, 46040)]