221844990

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{113}}^1\times {\mathrm{2111}}^1$

素因数の和:2265

約数の個数: 64

約数和(自身を含む): 554729472

約数和(自身を除く): 332884482

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 31, 62, 93, 113, 155, 186, 226, 310, 339, 465, 565, 678, 930, 1130, 1695, 2111, 3390, 3503, 4222, 6333, 7006, 10509, 10555, 12666, 17515, 21018, 21110, 31665, 35030, 52545, 63330, 65441, 105090, 130882, 196323, 238543, 327205, 392646, 477086, 654410, 715629, 981615, 1192715, 1431258, 1963230, 2385430, 3578145, 7156290, 7394833, 14789666, 22184499, 36974165, 44368998, 73948330, 110922495, 221844990]

約数ペア:

[(1, 221844990), (2, 110922495), (3, 73948330), (5, 44368998), (6, 36974165), (10, 22184499), (15, 14789666), (30, 7394833), (31, 7156290), (62, 3578145), (93, 2385430), (113, 1963230), (155, 1431258), (186, 1192715), (226, 981615), (310, 715629), (339, 654410), (465, 477086), (565, 392646), (678, 327205), (930, 238543), (1130, 196323), (1695, 130882), (2111, 105090), (3390, 65441), (3503, 63330), (4222, 52545), (6333, 35030), (7006, 31665), (10509, 21110), (10555, 21018), (12666, 17515)]