171289020

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{439}}^1\times {\mathrm{929}}^1$

素因数の和:1387

約数の個数: 96

約数和(自身を含む): 549964800

約数和(自身を除く): 378675780

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 439, 878, 929, 1317, 1756, 1858, 2195, 2634, 2787, 3073, 3716, 4390, 4645, 5268, 5574, 6146, 6503, 6585, 8780, 9219, 9290, 11148, 12292, 13006, 13170, 13935, 15365, 18438, 18580, 19509, 26012, 26340, 27870, 30730, 32515, 36876, 39018, 46095, 55740, 61460, 65030, 78036, 92190, 97545, 130060, 184380, 195090, 390180, 407831, 815662, 1223493, 1631324, 2039155, 2446986, 2854817, 4078310, 4893972, 5709634, 6117465, 8156620, 8564451, 11419268, 12234930, 14274085, 17128902, 24469860, 28548170, 34257804, 42822255, 57096340, 85644510, 171289020]

約数ペア:

[(1, 171289020), (2, 85644510), (3, 57096340), (4, 42822255), (5, 34257804), (6, 28548170), (7, 24469860), (10, 17128902), (12, 14274085), (14, 12234930), (15, 11419268), (20, 8564451), (21, 8156620), (28, 6117465), (30, 5709634), (35, 4893972), (42, 4078310), (60, 2854817), (70, 2446986), (84, 2039155), (105, 1631324), (140, 1223493), (210, 815662), (420, 407831), (439, 390180), (878, 195090), (929, 184380), (1317, 130060), (1756, 97545), (1858, 92190), (2195, 78036), (2634, 65030), (2787, 61460), (3073, 55740), (3716, 46095), (4390, 39018), (4645, 36876), (5268, 32515), (5574, 30730), (6146, 27870), (6503, 26340), (6585, 26012), (8780, 19509), (9219, 18580), (9290, 18438), (11148, 15365), (12292, 13935), (13006, 13170)]