85251180

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{107}}^1\times {\mathrm{271}}^1$

素因数の和:404

約数の個数: 144

約数和(自身を含む): 281304576

約数和(自身を除く): 196053396

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 107, 140, 147, 196, 210, 214, 245, 271, 294, 321, 420, 428, 490, 535, 542, 588, 642, 735, 749, 813, 980, 1070, 1084, 1284, 1355, 1470, 1498, 1605, 1626, 1897, 2140, 2247, 2710, 2940, 2996, 3210, 3252, 3745, 3794, 4065, 4494, 5243, 5420, 5691, 6420, 7490, 7588, 8130, 8988, 9485, 10486, 11235, 11382, 13279, 14980, 15729, 16260, 18970, 20972, 22470, 22764, 26215, 26558, 28455, 28997, 31458, 37940, 39837, 44940, 52430, 53116, 56910, 57994, 62916, 66395, 78645, 79674, 86991, 104860, 113820, 115988, 132790, 144985, 157290, 159348, 173982, 199185, 202979, 265580, 289970, 314580, 347964, 398370, 405958, 434955, 579940, 608937, 796740, 811916, 869910, 1014895, 1217874, 1420853, 1739820, 2029790, 2435748, 2841706, 3044685, 4059580, 4262559, 5683412, 6089370, 7104265, 8525118, 12178740, 14208530, 17050236, 21312795, 28417060, 42625590, 85251180]

約数ペア:

[(1, 85251180), (2, 42625590), (3, 28417060), (4, 21312795), (5, 17050236), (6, 14208530), (7, 12178740), (10, 8525118), (12, 7104265), (14, 6089370), (15, 5683412), (20, 4262559), (21, 4059580), (28, 3044685), (30, 2841706), (35, 2435748), (42, 2029790), (49, 1739820), (60, 1420853), (70, 1217874), (84, 1014895), (98, 869910), (105, 811916), (107, 796740), (140, 608937), (147, 579940), (196, 434955), (210, 405958), (214, 398370), (245, 347964), (271, 314580), (294, 289970), (321, 265580), (420, 202979), (428, 199185), (490, 173982), (535, 159348), (542, 157290), (588, 144985), (642, 132790), (735, 115988), (749, 113820), (813, 104860), (980, 86991), (1070, 79674), (1084, 78645), (1284, 66395), (1355, 62916), (1470, 57994), (1498, 56910), (1605, 53116), (1626, 52430), (1897, 44940), (2140, 39837), (2247, 37940), (2710, 31458), (2940, 28997), (2996, 28455), (3210, 26558), (3252, 26215), (3745, 22764), (3794, 22470), (4065, 20972), (4494, 18970), (5243, 16260), (5420, 15729), (5691, 14980), (6420, 13279), (7490, 11382), (7588, 11235), (8130, 10486), (8988, 9485)]