179780940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{313}}^1\times {\mathrm{3191}}^1$

素因数の和:3519

約数の個数: 72

約数和(自身を含む): 547249248

約数和(自身を除く): 367468308

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 313, 626, 939, 1252, 1565, 1878, 2817, 3130, 3191, 3756, 4695, 5634, 6260, 6382, 9390, 9573, 11268, 12764, 14085, 15955, 18780, 19146, 28170, 28719, 31910, 38292, 47865, 56340, 57438, 63820, 95730, 114876, 143595, 191460, 287190, 574380, 998783, 1997566, 2996349, 3995132, 4993915, 5992698, 8989047, 9987830, 11985396, 14981745, 17978094, 19975660, 29963490, 35956188, 44945235, 59926980, 89890470, 179780940]

約数ペア:

[(1, 179780940), (2, 89890470), (3, 59926980), (4, 44945235), (5, 35956188), (6, 29963490), (9, 19975660), (10, 17978094), (12, 14981745), (15, 11985396), (18, 9987830), (20, 8989047), (30, 5992698), (36, 4993915), (45, 3995132), (60, 2996349), (90, 1997566), (180, 998783), (313, 574380), (626, 287190), (939, 191460), (1252, 143595), (1565, 114876), (1878, 95730), (2817, 63820), (3130, 57438), (3191, 56340), (3756, 47865), (4695, 38292), (5634, 31910), (6260, 28719), (6382, 28170), (9390, 19146), (9573, 18780), (11268, 15955), (12764, 14085)]