172375140

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{58631}}^1$

素因数の和:58657

約数の個数: 72

約数和(自身を含む): 561460032

約数和(自身を除く): 389084892

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, 58631, 117262, 175893, 234524, 293155, 351786, 410417, 586310, 703572, 820834, 879465, 1172620, 1231251, 1641668, 1758930, 2052085, 2462502, 2872919, 3517860, 4104170, 4925004, 5745838, 6156255, 8208340, 8618757, 11491676, 12312510, 14364595, 17237514, 24625020, 28729190, 34475028, 43093785, 57458380, 86187570, 172375140]

約数ペア:

[(1, 172375140), (2, 86187570), (3, 57458380), (4, 43093785), (5, 34475028), (6, 28729190), (7, 24625020), (10, 17237514), (12, 14364595), (14, 12312510), (15, 11491676), (20, 8618757), (21, 8208340), (28, 6156255), (30, 5745838), (35, 4925004), (42, 4104170), (49, 3517860), (60, 2872919), (70, 2462502), (84, 2052085), (98, 1758930), (105, 1641668), (140, 1231251), (147, 1172620), (196, 879465), (210, 820834), (245, 703572), (294, 586310), (420, 410417), (490, 351786), (588, 293155), (735, 234524), (980, 175893), (1470, 117262), (2940, 58631)]