128890440

素因数分解:

$2^3\times 3^4\times 5^1\times 7^1\times {\mathrm{5683}}^1$

素因数の和:5713

約数の個数: 160

約数和(自身を含む): 495190080

約数和(自身を除く): 366299640

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, 1890, 2268, 2520, 2835, 3240, 3780, 4536, 5670, 5683, 7560, 11340, 11366, 17049, 22680, 22732, 28415, 34098, 39781, 45464, 51147, 56830, 68196, 79562, 85245, 102294, 113660, 119343, 136392, 153441, 159124, 170490, 198905, 204588, 227320, 238686, 255735, 306882, 318248, 340980, 358029, 397810, 409176, 460323, 477372, 511470, 596715, 613764, 681960, 716058, 767205, 795620, 920646, 954744, 1022940, 1074087, 1193430, 1227528, 1432116, 1534410, 1591240, 1790145, 1841292, 2045880, 2148174, 2301615, 2386860, 2864232, 3068820, 3222261, 3580290, 3682584, 4296348, 4603230, 4773720, 5370435, 6137640, 6444522, 7160580, 8592696, 9206460, 10740870, 12889044, 14321160, 16111305, 18412920, 21481740, 25778088, 32222610, 42963480, 64445220, 128890440]

約数ペア:

[(1, 128890440), (2, 64445220), (3, 42963480), (4, 32222610), (5, 25778088), (6, 21481740), (7, 18412920), (8, 16111305), (9, 14321160), (10, 12889044), (12, 10740870), (14, 9206460), (15, 8592696), (18, 7160580), (20, 6444522), (21, 6137640), (24, 5370435), (27, 4773720), (28, 4603230), (30, 4296348), (35, 3682584), (36, 3580290), (40, 3222261), (42, 3068820), (45, 2864232), (54, 2386860), (56, 2301615), (60, 2148174), (63, 2045880), (70, 1841292), (72, 1790145), (81, 1591240), (84, 1534410), (90, 1432116), (105, 1227528), (108, 1193430), (120, 1074087), (126, 1022940), (135, 954744), (140, 920646), (162, 795620), (168, 767205), (180, 716058), (189, 681960), (210, 613764), (216, 596715), (252, 511470), (270, 477372), (280, 460323), (315, 409176), (324, 397810), (360, 358029), (378, 340980), (405, 318248), (420, 306882), (504, 255735), (540, 238686), (567, 227320), (630, 204588), (648, 198905), (756, 170490), (810, 159124), (840, 153441), (945, 136392), (1080, 119343), (1134, 113660), (1260, 102294), (1512, 85245), (1620, 79562), (1890, 68196), (2268, 56830), (2520, 51147), (2835, 45464), (3240, 39781), (3780, 34098), (4536, 28415), (5670, 22732), (5683, 22680), (7560, 17049), (11340, 11366)]