347220770

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{2971}}^1$

素因数の和:3051

約数の個数: 64

約数和(自身を含む): 718986240

約数和(自身を除く): 371765470

約数列:

[1, 2, 5, 10, 13, 26, 29, 31, 58, 62, 65, 130, 145, 155, 290, 310, 377, 403, 754, 806, 899, 1798, 1885, 2015, 2971, 3770, 4030, 4495, 5942, 8990, 11687, 14855, 23374, 29710, 38623, 58435, 77246, 86159, 92101, 116870, 172318, 184202, 193115, 386230, 430795, 460505, 861590, 921010, 1120067, 1197313, 2240134, 2394626, 2670929, 5341858, 5600335, 5986565, 11200670, 11973130, 13354645, 26709290, 34722077, 69444154, 173610385, 347220770]

約数ペア:

[(1, 347220770), (2, 173610385), (5, 69444154), (10, 34722077), (13, 26709290), (26, 13354645), (29, 11973130), (31, 11200670), (58, 5986565), (62, 5600335), (65, 5341858), (130, 2670929), (145, 2394626), (155, 2240134), (290, 1197313), (310, 1120067), (377, 921010), (403, 861590), (754, 460505), (806, 430795), (899, 386230), (1798, 193115), (1885, 184202), (2015, 172318), (2971, 116870), (3770, 92101), (4030, 86159), (4495, 77246), (5942, 58435), (8990, 38623), (11687, 29710), (14855, 23374)]