78495480

素因数分解:

$2^3\times 3^4\times 5^1\times 7^1\times {\mathrm{3461}}^1$

素因数の和:3491

約数の個数: 160

約数和(自身を含む): 301609440

約数和(自身を除く): 223113960

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, 3461, 3780, 4536, 5670, 6922, 7560, 10383, 11340, 13844, 17305, 20766, 22680, 24227, 27688, 31149, 34610, 41532, 48454, 51915, 62298, 69220, 72681, 83064, 93447, 96908, 103830, 121135, 124596, 138440, 145362, 155745, 186894, 193816, 207660, 218043, 242270, 249192, 280341, 290724, 311490, 363405, 373788, 415320, 436086, 467235, 484540, 560682, 581448, 622980, 654129, 726810, 747576, 872172, 934470, 969080, 1090215, 1121364, 1245960, 1308258, 1401705, 1453620, 1744344, 1868940, 1962387, 2180430, 2242728, 2616516, 2803410, 2907240, 3270645, 3737880, 3924774, 4360860, 5233032, 5606820, 6541290, 7849548, 8721720, 9811935, 11213640, 13082580, 15699096, 19623870, 26165160, 39247740, 78495480]

約数ペア:

[(1, 78495480), (2, 39247740), (3, 26165160), (4, 19623870), (5, 15699096), (6, 13082580), (7, 11213640), (8, 9811935), (9, 8721720), (10, 7849548), (12, 6541290), (14, 5606820), (15, 5233032), (18, 4360860), (20, 3924774), (21, 3737880), (24, 3270645), (27, 2907240), (28, 2803410), (30, 2616516), (35, 2242728), (36, 2180430), (40, 1962387), (42, 1868940), (45, 1744344), (54, 1453620), (56, 1401705), (60, 1308258), (63, 1245960), (70, 1121364), (72, 1090215), (81, 969080), (84, 934470), (90, 872172), (105, 747576), (108, 726810), (120, 654129), (126, 622980), (135, 581448), (140, 560682), (162, 484540), (168, 467235), (180, 436086), (189, 415320), (210, 373788), (216, 363405), (252, 311490), (270, 290724), (280, 280341), (315, 249192), (324, 242270), (360, 218043), (378, 207660), (405, 193816), (420, 186894), (504, 155745), (540, 145362), (567, 138440), (630, 124596), (648, 121135), (756, 103830), (810, 96908), (840, 93447), (945, 83064), (1080, 72681), (1134, 69220), (1260, 62298), (1512, 51915), (1620, 48454), (1890, 41532), (2268, 34610), (2520, 31149), (2835, 27688), (3240, 24227), (3461, 22680), (3780, 20766), (4536, 17305), (5670, 13844), (6922, 11340), (7560, 10383)]