80683740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{173}}^1\times {\mathrm{2591}}^1$

素因数の和:2779

約数の個数: 72

約数和(自身を含む): 246250368

約数和(自身を除く): 165566628

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 173, 180, 346, 519, 692, 865, 1038, 1557, 1730, 2076, 2591, 2595, 3114, 3460, 5182, 5190, 6228, 7773, 7785, 10364, 10380, 12955, 15546, 15570, 23319, 25910, 31092, 31140, 38865, 46638, 51820, 77730, 93276, 116595, 155460, 233190, 448243, 466380, 896486, 1344729, 1792972, 2241215, 2689458, 4034187, 4482430, 5378916, 6723645, 8068374, 8964860, 13447290, 16136748, 20170935, 26894580, 40341870, 80683740]

約数ペア:

[(1, 80683740), (2, 40341870), (3, 26894580), (4, 20170935), (5, 16136748), (6, 13447290), (9, 8964860), (10, 8068374), (12, 6723645), (15, 5378916), (18, 4482430), (20, 4034187), (30, 2689458), (36, 2241215), (45, 1792972), (60, 1344729), (90, 896486), (173, 466380), (180, 448243), (346, 233190), (519, 155460), (692, 116595), (865, 93276), (1038, 77730), (1557, 51820), (1730, 46638), (2076, 38865), (2591, 31140), (2595, 31092), (3114, 25910), (3460, 23319), (5182, 15570), (5190, 15546), (6228, 12955), (7773, 10380), (7785, 10364)]