281334420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{59}}^2\times {\mathrm{449}}^1$

素因数の和:582

約数の個数: 108

約数和(自身を含む): 870023700

約数和(自身を除く): 588689280

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 59, 60, 90, 118, 177, 180, 236, 295, 354, 449, 531, 590, 708, 885, 898, 1062, 1180, 1347, 1770, 1796, 2124, 2245, 2655, 2694, 3481, 3540, 4041, 4490, 5310, 5388, 6735, 6962, 8082, 8980, 10443, 10620, 13470, 13924, 16164, 17405, 20205, 20886, 26491, 26940, 31329, 34810, 40410, 41772, 52215, 52982, 62658, 69620, 79473, 80820, 104430, 105964, 125316, 132455, 156645, 158946, 208860, 238419, 264910, 313290, 317892, 397365, 476838, 529820, 626580, 794730, 953676, 1192095, 1562969, 1589460, 2384190, 3125938, 4688907, 4768380, 6251876, 7814845, 9377814, 14066721, 15629690, 18755628, 23444535, 28133442, 31259380, 46889070, 56266884, 70333605, 93778140, 140667210, 281334420]

約数ペア:

[(1, 281334420), (2, 140667210), (3, 93778140), (4, 70333605), (5, 56266884), (6, 46889070), (9, 31259380), (10, 28133442), (12, 23444535), (15, 18755628), (18, 15629690), (20, 14066721), (30, 9377814), (36, 7814845), (45, 6251876), (59, 4768380), (60, 4688907), (90, 3125938), (118, 2384190), (177, 1589460), (180, 1562969), (236, 1192095), (295, 953676), (354, 794730), (449, 626580), (531, 529820), (590, 476838), (708, 397365), (885, 317892), (898, 313290), (1062, 264910), (1180, 238419), (1347, 208860), (1770, 158946), (1796, 156645), (2124, 132455), (2245, 125316), (2655, 105964), (2694, 104430), (3481, 80820), (3540, 79473), (4041, 69620), (4490, 62658), (5310, 52982), (5388, 52215), (6735, 41772), (6962, 40410), (8082, 34810), (8980, 31329), (10443, 26940), (10620, 26491), (13470, 20886), (13924, 20205), (16164, 17405)]