15517180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{79}}^1$

素因数の和:179

約数の個数: 96

約数和(自身を含む): 39997440

約数和(自身を除く): 24480260

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 61, 70, 79, 92, 115, 122, 140, 158, 161, 230, 244, 305, 316, 322, 395, 427, 460, 553, 610, 644, 790, 805, 854, 1106, 1220, 1403, 1580, 1610, 1708, 1817, 2135, 2212, 2765, 2806, 3220, 3634, 4270, 4819, 5530, 5612, 7015, 7268, 8540, 9085, 9638, 9821, 11060, 12719, 14030, 18170, 19276, 19642, 24095, 25438, 28060, 33733, 36340, 39284, 48190, 49105, 50876, 63595, 67466, 96380, 98210, 110837, 127190, 134932, 168665, 196420, 221674, 254380, 337330, 443348, 554185, 674660, 775859, 1108370, 1551718, 2216740, 3103436, 3879295, 7758590, 15517180]

約数ペア:

[(1, 15517180), (2, 7758590), (4, 3879295), (5, 3103436), (7, 2216740), (10, 1551718), (14, 1108370), (20, 775859), (23, 674660), (28, 554185), (35, 443348), (46, 337330), (61, 254380), (70, 221674), (79, 196420), (92, 168665), (115, 134932), (122, 127190), (140, 110837), (158, 98210), (161, 96380), (230, 67466), (244, 63595), (305, 50876), (316, 49105), (322, 48190), (395, 39284), (427, 36340), (460, 33733), (553, 28060), (610, 25438), (644, 24095), (790, 19642), (805, 19276), (854, 18170), (1106, 14030), (1220, 12719), (1403, 11060), (1580, 9821), (1610, 9638), (1708, 9085), (1817, 8540), (2135, 7268), (2212, 7015), (2765, 5612), (2806, 5530), (3220, 4819), (3634, 4270)]