15255660

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{5189}}^1$

素因数の和:5215

約数の個数: 72

約数和(自身を含む): 49699440

約数和(自身を除く): 34443780

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, 5189, 10378, 15567, 20756, 25945, 31134, 36323, 51890, 62268, 72646, 77835, 103780, 108969, 145292, 155670, 181615, 217938, 254261, 311340, 363230, 435876, 508522, 544845, 726460, 762783, 1017044, 1089690, 1271305, 1525566, 2179380, 2542610, 3051132, 3813915, 5085220, 7627830, 15255660]

約数ペア:

[(1, 15255660), (2, 7627830), (3, 5085220), (4, 3813915), (5, 3051132), (6, 2542610), (7, 2179380), (10, 1525566), (12, 1271305), (14, 1089690), (15, 1017044), (20, 762783), (21, 726460), (28, 544845), (30, 508522), (35, 435876), (42, 363230), (49, 311340), (60, 254261), (70, 217938), (84, 181615), (98, 155670), (105, 145292), (140, 108969), (147, 103780), (196, 77835), (210, 72646), (245, 62268), (294, 51890), (420, 36323), (490, 31134), (588, 25945), (735, 20756), (980, 15567), (1470, 10378), (2940, 5189)]