68811540

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{8623}}^1$

素因数の和:8661

約数の個数: 96

約数和(自身を含む): 231813120

約数和(自身を除く): 163001580

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 19, 20, 21, 28, 30, 35, 38, 42, 57, 60, 70, 76, 84, 95, 105, 114, 133, 140, 190, 210, 228, 266, 285, 380, 399, 420, 532, 570, 665, 798, 1140, 1330, 1596, 1995, 2660, 3990, 7980, 8623, 17246, 25869, 34492, 43115, 51738, 60361, 86230, 103476, 120722, 129345, 163837, 172460, 181083, 241444, 258690, 301805, 327674, 362166, 491511, 517380, 603610, 655348, 724332, 819185, 905415, 983022, 1146859, 1207220, 1638370, 1810830, 1966044, 2293718, 2457555, 3276740, 3440577, 3621660, 4587436, 4915110, 5734295, 6881154, 9830220, 11468590, 13762308, 17202885, 22937180, 34405770, 68811540]

約数ペア:

[(1, 68811540), (2, 34405770), (3, 22937180), (4, 17202885), (5, 13762308), (6, 11468590), (7, 9830220), (10, 6881154), (12, 5734295), (14, 4915110), (15, 4587436), (19, 3621660), (20, 3440577), (21, 3276740), (28, 2457555), (30, 2293718), (35, 1966044), (38, 1810830), (42, 1638370), (57, 1207220), (60, 1146859), (70, 983022), (76, 905415), (84, 819185), (95, 724332), (105, 655348), (114, 603610), (133, 517380), (140, 491511), (190, 362166), (210, 327674), (228, 301805), (266, 258690), (285, 241444), (380, 181083), (399, 172460), (420, 163837), (532, 129345), (570, 120722), (665, 103476), (798, 86230), (1140, 60361), (1330, 51738), (1596, 43115), (1995, 34492), (2660, 25869), (3990, 17246), (7980, 8623)]