61581420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{3527}}^1$

素因数の和:3639

約数の個数: 72

約数和(自身を含む): 188776224

約数和(自身を除く): 127194804

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 97, 180, 194, 291, 388, 485, 582, 873, 970, 1164, 1455, 1746, 1940, 2910, 3492, 3527, 4365, 5820, 7054, 8730, 10581, 14108, 17460, 17635, 21162, 31743, 35270, 42324, 52905, 63486, 70540, 105810, 126972, 158715, 211620, 317430, 342119, 634860, 684238, 1026357, 1368476, 1710595, 2052714, 3079071, 3421190, 4105428, 5131785, 6158142, 6842380, 10263570, 12316284, 15395355, 20527140, 30790710, 61581420]

約数ペア:

[(1, 61581420), (2, 30790710), (3, 20527140), (4, 15395355), (5, 12316284), (6, 10263570), (9, 6842380), (10, 6158142), (12, 5131785), (15, 4105428), (18, 3421190), (20, 3079071), (30, 2052714), (36, 1710595), (45, 1368476), (60, 1026357), (90, 684238), (97, 634860), (180, 342119), (194, 317430), (291, 211620), (388, 158715), (485, 126972), (582, 105810), (873, 70540), (970, 63486), (1164, 52905), (1455, 42324), (1746, 35270), (1940, 31743), (2910, 21162), (3492, 17635), (3527, 17460), (4365, 14108), (5820, 10581), (7054, 8730)]