28587270

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{521}}^1$

素因数の和:621

約数の個数: 64

約数和(自身を含む): 72161280

約数和(自身を除く): 43574010

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 31, 59, 62, 93, 118, 155, 177, 186, 295, 310, 354, 465, 521, 590, 885, 930, 1042, 1563, 1770, 1829, 2605, 3126, 3658, 5210, 5487, 7815, 9145, 10974, 15630, 16151, 18290, 27435, 30739, 32302, 48453, 54870, 61478, 80755, 92217, 96906, 153695, 161510, 184434, 242265, 307390, 461085, 484530, 922170, 952909, 1905818, 2858727, 4764545, 5717454, 9529090, 14293635, 28587270]

約数ペア:

[(1, 28587270), (2, 14293635), (3, 9529090), (5, 5717454), (6, 4764545), (10, 2858727), (15, 1905818), (30, 952909), (31, 922170), (59, 484530), (62, 461085), (93, 307390), (118, 242265), (155, 184434), (177, 161510), (186, 153695), (295, 96906), (310, 92217), (354, 80755), (465, 61478), (521, 54870), (590, 48453), (885, 32302), (930, 30739), (1042, 27435), (1563, 18290), (1770, 16151), (1829, 15630), (2605, 10974), (3126, 9145), (3658, 7815), (5210, 5487)]