7994501920

素因数分解:

$2^5\times 5^1\times {\mathrm{23}}^2\times {\mathrm{29}}^1\times {\mathrm{3257}}^1$

素因数の和:3347

約数の個数: 144

約数和(自身を含む): 20430983160

約数和(自身を除く): 12436481240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 29, 32, 40, 46, 58, 80, 92, 115, 116, 145, 160, 184, 230, 232, 290, 368, 460, 464, 529, 580, 667, 736, 920, 928, 1058, 1160, 1334, 1840, 2116, 2320, 2645, 2668, 3257, 3335, 3680, 4232, 4640, 5290, 5336, 6514, 6670, 8464, 10580, 10672, 13028, 13340, 15341, 16285, 16928, 21160, 21344, 26056, 26680, 30682, 32570, 42320, 52112, 53360, 61364, 65140, 74911, 76705, 84640, 94453, 104224, 106720, 122728, 130280, 149822, 153410, 188906, 245456, 260560, 299644, 306820, 374555, 377812, 472265, 490912, 521120, 599288, 613640, 749110, 755624, 944530, 1198576, 1227280, 1498220, 1511248, 1722953, 1889060, 2172419, 2397152, 2454560, 2996440, 3022496, 3445906, 3778120, 4344838, 5992880, 6891812, 7556240, 8614765, 8689676, 10862095, 11985760, 13783624, 15112480, 17229530, 17379352, 21724190, 27567248, 34459060, 34758704, 43448380, 49965637, 55134496, 68918120, 69517408, 86896760, 99931274, 137836240, 173793520, 199862548, 249828185, 275672480, 347587040, 399725096, 499656370, 799450192, 999312740, 1598900384, 1998625480, 3997250960, 7994501920]

約数ペア:

[(1, 7994501920), (2, 3997250960), (4, 1998625480), (5, 1598900384), (8, 999312740), (10, 799450192), (16, 499656370), (20, 399725096), (23, 347587040), (29, 275672480), (32, 249828185), (40, 199862548), (46, 173793520), (58, 137836240), (80, 99931274), (92, 86896760), (115, 69517408), (116, 68918120), (145, 55134496), (160, 49965637), (184, 43448380), (230, 34758704), (232, 34459060), (290, 27567248), (368, 21724190), (460, 17379352), (464, 17229530), (529, 15112480), (580, 13783624), (667, 11985760), (736, 10862095), (920, 8689676), (928, 8614765), (1058, 7556240), (1160, 6891812), (1334, 5992880), (1840, 4344838), (2116, 3778120), (2320, 3445906), (2645, 3022496), (2668, 2996440), (3257, 2454560), (3335, 2397152), (3680, 2172419), (4232, 1889060), (4640, 1722953), (5290, 1511248), (5336, 1498220), (6514, 1227280), (6670, 1198576), (8464, 944530), (10580, 755624), (10672, 749110), (13028, 613640), (13340, 599288), (15341, 521120), (16285, 490912), (16928, 472265), (21160, 377812), (21344, 374555), (26056, 306820), (26680, 299644), (30682, 260560), (32570, 245456), (42320, 188906), (52112, 153410), (53360, 149822), (61364, 130280), (65140, 122728), (74911, 106720), (76705, 104224), (84640, 94453)]