20212441380

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{661}}^1\times {\mathrm{3331}}^1$

素因数の和:4027

約数の個数: 192

約数和(自身を含む): 66702908160

約数和(自身を除く): 46490466780

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 27, 30, 34, 36, 45, 51, 54, 60, 68, 85, 90, 102, 108, 135, 153, 170, 180, 204, 255, 270, 306, 340, 459, 510, 540, 612, 661, 765, 918, 1020, 1322, 1530, 1836, 1983, 2295, 2644, 3060, 3305, 3331, 3966, 4590, 5949, 6610, 6662, 7932, 9180, 9915, 9993, 11237, 11898, 13220, 13324, 16655, 17847, 19830, 19986, 22474, 23796, 29745, 29979, 33310, 33711, 35694, 39660, 39972, 44948, 49965, 56185, 56627, 59490, 59958, 66620, 67422, 71388, 89235, 89937, 99930, 101133, 112370, 113254, 118980, 119916, 134844, 149895, 168555, 169881, 178470, 179874, 199860, 202266, 224740, 226508, 283135, 299790, 303399, 337110, 339762, 356940, 359748, 404532, 449685, 505665, 509643, 566270, 599580, 606798, 674220, 679524, 849405, 899370, 1011330, 1019286, 1132540, 1213596, 1516995, 1528929, 1698810, 1798740, 2022660, 2038572, 2201791, 2548215, 3033990, 3057858, 3397620, 4403582, 5096430, 6067980, 6115716, 6605373, 7644645, 8807164, 10192860, 11008955, 13210746, 15289290, 19816119, 22017910, 26421492, 30578580, 33026865, 37430447, 39632238, 44035820, 59448357, 66053730, 74860894, 79264476, 99080595, 112291341, 118896714, 132107460, 149721788, 187152235, 198161190, 224582682, 237793428, 297241785, 336874023, 374304470, 396322380, 449165364, 561456705, 594483570, 673748046, 748608940, 1010622069, 1122913410, 1188967140, 1347496092, 1684370115, 2021244138, 2245826820, 3368740230, 4042488276, 5053110345, 6737480460, 10106220690, 20212441380]

約数ペア:

[(1, 20212441380), (2, 10106220690), (3, 6737480460), (4, 5053110345), (5, 4042488276), (6, 3368740230), (9, 2245826820), (10, 2021244138), (12, 1684370115), (15, 1347496092), (17, 1188967140), (18, 1122913410), (20, 1010622069), (27, 748608940), (30, 673748046), (34, 594483570), (36, 561456705), (45, 449165364), (51, 396322380), (54, 374304470), (60, 336874023), (68, 297241785), (85, 237793428), (90, 224582682), (102, 198161190), (108, 187152235), (135, 149721788), (153, 132107460), (170, 118896714), (180, 112291341), (204, 99080595), (255, 79264476), (270, 74860894), (306, 66053730), (340, 59448357), (459, 44035820), (510, 39632238), (540, 37430447), (612, 33026865), (661, 30578580), (765, 26421492), (918, 22017910), (1020, 19816119), (1322, 15289290), (1530, 13210746), (1836, 11008955), (1983, 10192860), (2295, 8807164), (2644, 7644645), (3060, 6605373), (3305, 6115716), (3331, 6067980), (3966, 5096430), (4590, 4403582), (5949, 3397620), (6610, 3057858), (6662, 3033990), (7932, 2548215), (9180, 2201791), (9915, 2038572), (9993, 2022660), (11237, 1798740), (11898, 1698810), (13220, 1528929), (13324, 1516995), (16655, 1213596), (17847, 1132540), (19830, 1019286), (19986, 1011330), (22474, 899370), (23796, 849405), (29745, 679524), (29979, 674220), (33310, 606798), (33711, 599580), (35694, 566270), (39660, 509643), (39972, 505665), (44948, 449685), (49965, 404532), (56185, 359748), (56627, 356940), (59490, 339762), (59958, 337110), (66620, 303399), (67422, 299790), (71388, 283135), (89235, 226508), (89937, 224740), (99930, 202266), (101133, 199860), (112370, 179874), (113254, 178470), (118980, 169881), (119916, 168555), (134844, 149895)]