2021900010

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{97}}^2$

素因数の和:265

約数の個数: 192

約数和(自身を含む): 5749833600

約数和(自身を除く): 3727933590

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 19, 26, 29, 30, 38, 39, 57, 58, 65, 78, 87, 95, 97, 114, 130, 145, 174, 190, 194, 195, 247, 285, 290, 291, 377, 390, 435, 485, 494, 551, 570, 582, 741, 754, 870, 970, 1102, 1131, 1235, 1261, 1455, 1482, 1653, 1843, 1885, 2262, 2470, 2522, 2755, 2813, 2910, 3306, 3686, 3705, 3770, 3783, 5510, 5529, 5626, 5655, 6305, 7163, 7410, 7566, 8265, 8439, 9215, 9409, 11058, 11310, 12610, 14065, 14326, 16530, 16878, 18430, 18818, 18915, 21489, 23959, 27645, 28130, 28227, 35815, 36569, 37830, 42195, 42978, 47045, 47918, 53447, 55290, 56454, 71630, 71877, 73138, 84390, 94090, 106894, 107445, 109707, 119795, 122317, 141135, 143754, 160341, 178771, 182845, 214890, 219414, 239590, 244634, 267235, 272861, 282270, 320682, 357542, 359385, 365690, 366951, 534470, 536313, 545722, 548535, 611585, 694811, 718770, 733902, 801705, 818583, 893855, 1072626, 1097070, 1223170, 1364305, 1389622, 1603410, 1637166, 1787710, 1834755, 2084433, 2324023, 2681565, 2728610, 3474055, 3547193, 3669510, 4092915, 4168866, 4648046, 5184359, 5363130, 6948110, 6972069, 7094386, 8185830, 10368718, 10422165, 10641579, 11620115, 13944138, 15553077, 17735965, 20844330, 21283158, 23240230, 25921795, 31106154, 34860345, 35471930, 51843590, 53207895, 67396667, 69720690, 77765385, 106415790, 134793334, 155530770, 202190001, 336983335, 404380002, 673966670, 1010950005, 2021900010]

約数ペア:

[(1, 2021900010), (2, 1010950005), (3, 673966670), (5, 404380002), (6, 336983335), (10, 202190001), (13, 155530770), (15, 134793334), (19, 106415790), (26, 77765385), (29, 69720690), (30, 67396667), (38, 53207895), (39, 51843590), (57, 35471930), (58, 34860345), (65, 31106154), (78, 25921795), (87, 23240230), (95, 21283158), (97, 20844330), (114, 17735965), (130, 15553077), (145, 13944138), (174, 11620115), (190, 10641579), (194, 10422165), (195, 10368718), (247, 8185830), (285, 7094386), (290, 6972069), (291, 6948110), (377, 5363130), (390, 5184359), (435, 4648046), (485, 4168866), (494, 4092915), (551, 3669510), (570, 3547193), (582, 3474055), (741, 2728610), (754, 2681565), (870, 2324023), (970, 2084433), (1102, 1834755), (1131, 1787710), (1235, 1637166), (1261, 1603410), (1455, 1389622), (1482, 1364305), (1653, 1223170), (1843, 1097070), (1885, 1072626), (2262, 893855), (2470, 818583), (2522, 801705), (2755, 733902), (2813, 718770), (2910, 694811), (3306, 611585), (3686, 548535), (3705, 545722), (3770, 536313), (3783, 534470), (5510, 366951), (5529, 365690), (5626, 359385), (5655, 357542), (6305, 320682), (7163, 282270), (7410, 272861), (7566, 267235), (8265, 244634), (8439, 239590), (9215, 219414), (9409, 214890), (11058, 182845), (11310, 178771), (12610, 160341), (14065, 143754), (14326, 141135), (16530, 122317), (16878, 119795), (18430, 109707), (18818, 107445), (18915, 106894), (21489, 94090), (23959, 84390), (27645, 73138), (28130, 71877), (28227, 71630), (35815, 56454), (36569, 55290), (37830, 53447), (42195, 47918), (42978, 47045)]