159168660

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{54139}}^1$

素因数の和:54165

約数の個数: 72

約数和(自身を含む): 518444640

約数和(自身を除く): 359275980

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 420, 490, 588, 735, 980, 1470, 2940, 54139, 108278, 162417, 216556, 270695, 324834, 378973, 541390, 649668, 757946, 812085, 1082780, 1136919, 1515892, 1624170, 1894865, 2273838, 2652811, 3248340, 3789730, 4547676, 5305622, 5684595, 7579460, 7958433, 10611244, 11369190, 13264055, 15916866, 22738380, 26528110, 31833732, 39792165, 53056220, 79584330, 159168660]

約数ペア:

[(1, 159168660), (2, 79584330), (3, 53056220), (4, 39792165), (5, 31833732), (6, 26528110), (7, 22738380), (10, 15916866), (12, 13264055), (14, 11369190), (15, 10611244), (20, 7958433), (21, 7579460), (28, 5684595), (30, 5305622), (35, 4547676), (42, 3789730), (49, 3248340), (60, 2652811), (70, 2273838), (84, 1894865), (98, 1624170), (105, 1515892), (140, 1136919), (147, 1082780), (196, 812085), (210, 757946), (245, 649668), (294, 541390), (420, 378973), (490, 324834), (588, 270695), (735, 216556), (980, 162417), (1470, 108278), (2940, 54139)]