40438440

素因数分解:

$2^3\times 3^4\times 5^1\times 7^1\times {\mathrm{1783}}^1$

素因数の和:1813

約数の個数: 160

約数和(自身を含む): 155422080

約数和(自身を除く): 114983640

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 54, 56, 60, 63, 70, 72, 81, 84, 90, 105, 108, 120, 126, 135, 140, 162, 168, 180, 189, 210, 216, 252, 270, 280, 315, 324, 360, 378, 405, 420, 504, 540, 567, 630, 648, 756, 810, 840, 945, 1080, 1134, 1260, 1512, 1620, 1783, 1890, 2268, 2520, 2835, 3240, 3566, 3780, 4536, 5349, 5670, 7132, 7560, 8915, 10698, 11340, 12481, 14264, 16047, 17830, 21396, 22680, 24962, 26745, 32094, 35660, 37443, 42792, 48141, 49924, 53490, 62405, 64188, 71320, 74886, 80235, 96282, 99848, 106980, 112329, 124810, 128376, 144423, 149772, 160470, 187215, 192564, 213960, 224658, 240705, 249620, 288846, 299544, 320940, 336987, 374430, 385128, 449316, 481410, 499240, 561645, 577692, 641880, 673974, 722115, 748860, 898632, 962820, 1010961, 1123290, 1155384, 1347948, 1444230, 1497720, 1684935, 1925640, 2021922, 2246580, 2695896, 2888460, 3369870, 4043844, 4493160, 5054805, 5776920, 6739740, 8087688, 10109610, 13479480, 20219220, 40438440]

約数ペア:

[(1, 40438440), (2, 20219220), (3, 13479480), (4, 10109610), (5, 8087688), (6, 6739740), (7, 5776920), (8, 5054805), (9, 4493160), (10, 4043844), (12, 3369870), (14, 2888460), (15, 2695896), (18, 2246580), (20, 2021922), (21, 1925640), (24, 1684935), (27, 1497720), (28, 1444230), (30, 1347948), (35, 1155384), (36, 1123290), (40, 1010961), (42, 962820), (45, 898632), (54, 748860), (56, 722115), (60, 673974), (63, 641880), (70, 577692), (72, 561645), (81, 499240), (84, 481410), (90, 449316), (105, 385128), (108, 374430), (120, 336987), (126, 320940), (135, 299544), (140, 288846), (162, 249620), (168, 240705), (180, 224658), (189, 213960), (210, 192564), (216, 187215), (252, 160470), (270, 149772), (280, 144423), (315, 128376), (324, 124810), (360, 112329), (378, 106980), (405, 99848), (420, 96282), (504, 80235), (540, 74886), (567, 71320), (630, 64188), (648, 62405), (756, 53490), (810, 49924), (840, 48141), (945, 42792), (1080, 37443), (1134, 35660), (1260, 32094), (1512, 26745), (1620, 24962), (1783, 22680), (1890, 21396), (2268, 17830), (2520, 16047), (2835, 14264), (3240, 12481), (3566, 11340), (3780, 10698), (4536, 8915), (5349, 7560), (5670, 7132)]