316589780

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{3373}}^1$

素因数の和:3433

約数の個数: 72

約数和(自身を含む): 755870472

約数和(自身を除く): 439280692

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 26, 38, 52, 65, 76, 95, 130, 190, 247, 260, 361, 380, 494, 722, 988, 1235, 1444, 1805, 2470, 3373, 3610, 4693, 4940, 6746, 7220, 9386, 13492, 16865, 18772, 23465, 33730, 43849, 46930, 64087, 67460, 87698, 93860, 128174, 175396, 219245, 256348, 320435, 438490, 640870, 833131, 876980, 1217653, 1281740, 1666262, 2435306, 3332524, 4165655, 4870612, 6088265, 8331310, 12176530, 15829489, 16662620, 24353060, 31658978, 63317956, 79147445, 158294890, 316589780]

約数ペア:

[(1, 316589780), (2, 158294890), (4, 79147445), (5, 63317956), (10, 31658978), (13, 24353060), (19, 16662620), (20, 15829489), (26, 12176530), (38, 8331310), (52, 6088265), (65, 4870612), (76, 4165655), (95, 3332524), (130, 2435306), (190, 1666262), (247, 1281740), (260, 1217653), (361, 876980), (380, 833131), (494, 640870), (722, 438490), (988, 320435), (1235, 256348), (1444, 219245), (1805, 175396), (2470, 128174), (3373, 93860), (3610, 87698), (4693, 67460), (4940, 64087), (6746, 46930), (7220, 43849), (9386, 33730), (13492, 23465), (16865, 18772)]