291755880

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{2011}}^1$

素因数の和:2072

約数の個数: 192

約数和(自身を含む): 1054609920

約数和(自身を除く): 762854040

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 30, 31, 36, 39, 40, 45, 52, 60, 62, 65, 72, 78, 90, 93, 104, 117, 120, 124, 130, 155, 156, 180, 186, 195, 234, 248, 260, 279, 310, 312, 360, 372, 390, 403, 465, 468, 520, 558, 585, 620, 744, 780, 806, 930, 936, 1116, 1170, 1209, 1240, 1395, 1560, 1612, 1860, 2011, 2015, 2232, 2340, 2418, 2790, 3224, 3627, 3720, 4022, 4030, 4680, 4836, 5580, 6033, 6045, 7254, 8044, 8060, 9672, 10055, 11160, 12066, 12090, 14508, 16088, 16120, 18099, 18135, 20110, 24132, 24180, 26143, 29016, 30165, 36198, 36270, 40220, 48264, 48360, 52286, 60330, 62341, 72396, 72540, 78429, 80440, 90495, 104572, 120660, 124682, 130715, 144792, 145080, 156858, 180990, 187023, 209144, 235287, 241320, 249364, 261430, 311705, 313716, 361980, 374046, 392145, 470574, 498728, 522860, 561069, 623410, 627432, 723960, 748092, 784290, 810433, 935115, 941148, 1045720, 1122138, 1176435, 1246820, 1496184, 1568580, 1620866, 1870230, 1882296, 2244276, 2352870, 2431299, 2493640, 2805345, 3137160, 3241732, 3740460, 4052165, 4488552, 4705740, 4862598, 5610690, 6483464, 7293897, 7480920, 8104330, 9411480, 9725196, 11221380, 12156495, 14587794, 16208660, 19450392, 22442760, 24312990, 29175588, 32417320, 36469485, 48625980, 58351176, 72938970, 97251960, 145877940, 291755880]

約数ペア:

[(1, 291755880), (2, 145877940), (3, 97251960), (4, 72938970), (5, 58351176), (6, 48625980), (8, 36469485), (9, 32417320), (10, 29175588), (12, 24312990), (13, 22442760), (15, 19450392), (18, 16208660), (20, 14587794), (24, 12156495), (26, 11221380), (30, 9725196), (31, 9411480), (36, 8104330), (39, 7480920), (40, 7293897), (45, 6483464), (52, 5610690), (60, 4862598), (62, 4705740), (65, 4488552), (72, 4052165), (78, 3740460), (90, 3241732), (93, 3137160), (104, 2805345), (117, 2493640), (120, 2431299), (124, 2352870), (130, 2244276), (155, 1882296), (156, 1870230), (180, 1620866), (186, 1568580), (195, 1496184), (234, 1246820), (248, 1176435), (260, 1122138), (279, 1045720), (310, 941148), (312, 935115), (360, 810433), (372, 784290), (390, 748092), (403, 723960), (465, 627432), (468, 623410), (520, 561069), (558, 522860), (585, 498728), (620, 470574), (744, 392145), (780, 374046), (806, 361980), (930, 313716), (936, 311705), (1116, 261430), (1170, 249364), (1209, 241320), (1240, 235287), (1395, 209144), (1560, 187023), (1612, 180990), (1860, 156858), (2011, 145080), (2015, 144792), (2232, 130715), (2340, 124682), (2418, 120660), (2790, 104572), (3224, 90495), (3627, 80440), (3720, 78429), (4022, 72540), (4030, 72396), (4680, 62341), (4836, 60330), (5580, 52286), (6033, 48360), (6045, 48264), (7254, 40220), (8044, 36270), (8060, 36198), (9672, 30165), (10055, 29016), (11160, 26143), (12066, 24180), (12090, 24132), (14508, 20110), (16088, 18135), (16120, 18099)]