15106980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{35969}}^1$

素因数の和:35988

約数の個数: 48

約数和(自身を含む): 48343680

約数和(自身を除く): 33236700

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, 35969, 71938, 107907, 143876, 179845, 215814, 251783, 359690, 431628, 503566, 539535, 719380, 755349, 1007132, 1079070, 1258915, 1510698, 2158140, 2517830, 3021396, 3776745, 5035660, 7553490, 15106980]

約数ペア:

[(1, 15106980), (2, 7553490), (3, 5035660), (4, 3776745), (5, 3021396), (6, 2517830), (7, 2158140), (10, 1510698), (12, 1258915), (14, 1079070), (15, 1007132), (20, 755349), (21, 719380), (28, 539535), (30, 503566), (35, 431628), (42, 359690), (60, 251783), (70, 215814), (84, 179845), (105, 143876), (140, 107907), (210, 71938), (420, 35969)]