161405712

素因数分解:

$2^4\times 3^2\times {\mathrm{13}}^1\times {\mathrm{151}}^1\times {\mathrm{571}}^1$

素因数の和:749

約数の個数: 120

約数和(自身を含む): 490538048

約数和(自身を除く): 329132336

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 36, 39, 48, 52, 72, 78, 104, 117, 144, 151, 156, 208, 234, 302, 312, 453, 468, 571, 604, 624, 906, 936, 1142, 1208, 1359, 1713, 1812, 1872, 1963, 2284, 2416, 2718, 3426, 3624, 3926, 4568, 5139, 5436, 5889, 6852, 7248, 7423, 7852, 9136, 10278, 10872, 11778, 13704, 14846, 15704, 17667, 20556, 21744, 22269, 23556, 27408, 29692, 31408, 35334, 41112, 44538, 47112, 59384, 66807, 70668, 82224, 86221, 89076, 94224, 118768, 133614, 141336, 172442, 178152, 258663, 267228, 282672, 344884, 356304, 517326, 534456, 689768, 775989, 1034652, 1068912, 1120873, 1379536, 1551978, 2069304, 2241746, 3103956, 3362619, 4138608, 4483492, 6207912, 6725238, 8966984, 10087857, 12415824, 13450476, 17933968, 20175714, 26900952, 40351428, 53801904, 80702856, 161405712]

約数ペア:

[(1, 161405712), (2, 80702856), (3, 53801904), (4, 40351428), (6, 26900952), (8, 20175714), (9, 17933968), (12, 13450476), (13, 12415824), (16, 10087857), (18, 8966984), (24, 6725238), (26, 6207912), (36, 4483492), (39, 4138608), (48, 3362619), (52, 3103956), (72, 2241746), (78, 2069304), (104, 1551978), (117, 1379536), (144, 1120873), (151, 1068912), (156, 1034652), (208, 775989), (234, 689768), (302, 534456), (312, 517326), (453, 356304), (468, 344884), (571, 282672), (604, 267228), (624, 258663), (906, 178152), (936, 172442), (1142, 141336), (1208, 133614), (1359, 118768), (1713, 94224), (1812, 89076), (1872, 86221), (1963, 82224), (2284, 70668), (2416, 66807), (2718, 59384), (3426, 47112), (3624, 44538), (3926, 41112), (4568, 35334), (5139, 31408), (5436, 29692), (5889, 27408), (6852, 23556), (7248, 22269), (7423, 21744), (7852, 20556), (9136, 17667), (10278, 15704), (10872, 14846), (11778, 13704)]