153960740

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{359}}^1\times {\mathrm{523}}^1$

素因数の和:932

約数の個数: 48

約数和(自身を含む): 332760960

約数和(自身を除く): 178800220

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 359, 410, 523, 718, 820, 1046, 1436, 1795, 2092, 2615, 3590, 5230, 7180, 10460, 14719, 21443, 29438, 42886, 58876, 73595, 85772, 107215, 147190, 187757, 214430, 294380, 375514, 428860, 751028, 938785, 1877570, 3755140, 7698037, 15396074, 30792148, 38490185, 76980370, 153960740]

約数ペア:

[(1, 153960740), (2, 76980370), (4, 38490185), (5, 30792148), (10, 15396074), (20, 7698037), (41, 3755140), (82, 1877570), (164, 938785), (205, 751028), (359, 428860), (410, 375514), (523, 294380), (718, 214430), (820, 187757), (1046, 147190), (1436, 107215), (1795, 85772), (2092, 73595), (2615, 58876), (3590, 42886), (5230, 29438), (7180, 21443), (10460, 14719)]