154561212

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19427}}^1$

素因数の和:19467

約数の個数: 72

約数和(自身を含む): 445522896

約数和(自身を除く): 290961684

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 17, 18, 26, 34, 36, 39, 51, 52, 68, 78, 102, 117, 153, 156, 204, 221, 234, 306, 442, 468, 612, 663, 884, 1326, 1989, 2652, 3978, 7956, 19427, 38854, 58281, 77708, 116562, 174843, 233124, 252551, 330259, 349686, 505102, 660518, 699372, 757653, 990777, 1010204, 1321036, 1515306, 1981554, 2272959, 2972331, 3030612, 3963108, 4293367, 4545918, 5944662, 8586734, 9091836, 11889324, 12880101, 17173468, 25760202, 38640303, 51520404, 77280606, 154561212]

約数ペア:

[(1, 154561212), (2, 77280606), (3, 51520404), (4, 38640303), (6, 25760202), (9, 17173468), (12, 12880101), (13, 11889324), (17, 9091836), (18, 8586734), (26, 5944662), (34, 4545918), (36, 4293367), (39, 3963108), (51, 3030612), (52, 2972331), (68, 2272959), (78, 1981554), (102, 1515306), (117, 1321036), (153, 1010204), (156, 990777), (204, 757653), (221, 699372), (234, 660518), (306, 505102), (442, 349686), (468, 330259), (612, 252551), (663, 233124), (884, 174843), (1326, 116562), (1989, 77708), (2652, 58281), (3978, 38854), (7956, 19427)]