90454440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{409}}^1$

素因数の和:539

約数の個数: 128

約数和(自身を含む): 289296000

約数和(自身を除く): 198841560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 76, 95, 97, 114, 120, 152, 190, 194, 228, 285, 291, 380, 388, 409, 456, 485, 570, 582, 760, 776, 818, 970, 1140, 1164, 1227, 1455, 1636, 1843, 1940, 2045, 2280, 2328, 2454, 2910, 3272, 3686, 3880, 4090, 4908, 5529, 5820, 6135, 7372, 7771, 8180, 9215, 9816, 11058, 11640, 12270, 14744, 15542, 16360, 18430, 22116, 23313, 24540, 27645, 31084, 36860, 38855, 39673, 44232, 46626, 49080, 55290, 62168, 73720, 77710, 79346, 93252, 110580, 116565, 119019, 155420, 158692, 186504, 198365, 221160, 233130, 238038, 310840, 317384, 396730, 466260, 476076, 595095, 753787, 793460, 932520, 952152, 1190190, 1507574, 1586920, 2261361, 2380380, 3015148, 3768935, 4522722, 4760760, 6030296, 7537870, 9045444, 11306805, 15075740, 18090888, 22613610, 30151480, 45227220, 90454440]

約数ペア:

[(1, 90454440), (2, 45227220), (3, 30151480), (4, 22613610), (5, 18090888), (6, 15075740), (8, 11306805), (10, 9045444), (12, 7537870), (15, 6030296), (19, 4760760), (20, 4522722), (24, 3768935), (30, 3015148), (38, 2380380), (40, 2261361), (57, 1586920), (60, 1507574), (76, 1190190), (95, 952152), (97, 932520), (114, 793460), (120, 753787), (152, 595095), (190, 476076), (194, 466260), (228, 396730), (285, 317384), (291, 310840), (380, 238038), (388, 233130), (409, 221160), (456, 198365), (485, 186504), (570, 158692), (582, 155420), (760, 119019), (776, 116565), (818, 110580), (970, 93252), (1140, 79346), (1164, 77710), (1227, 73720), (1455, 62168), (1636, 55290), (1843, 49080), (1940, 46626), (2045, 44232), (2280, 39673), (2328, 38855), (2454, 36860), (2910, 31084), (3272, 27645), (3686, 24540), (3880, 23313), (4090, 22116), (4908, 18430), (5529, 16360), (5820, 15542), (6135, 14744), (7372, 12270), (7771, 11640), (8180, 11058), (9215, 9816)]