421637496

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{2339}}^1$

素因数の和:2421

約数の個数: 128

約数和(自身を含む): 1280448000

約数和(自身を除く): 858810504

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 29, 37, 42, 56, 58, 74, 84, 87, 111, 116, 148, 168, 174, 203, 222, 232, 259, 296, 348, 406, 444, 518, 609, 696, 777, 812, 888, 1036, 1073, 1218, 1554, 1624, 2072, 2146, 2339, 2436, 3108, 3219, 4292, 4678, 4872, 6216, 6438, 7017, 7511, 8584, 9356, 12876, 14034, 15022, 16373, 18712, 22533, 25752, 28068, 30044, 32746, 45066, 49119, 56136, 60088, 65492, 67831, 86543, 90132, 98238, 130984, 135662, 173086, 180264, 196476, 203493, 259629, 271324, 346172, 392952, 406986, 474817, 519258, 542648, 605801, 692344, 813972, 949634, 1038516, 1211602, 1424451, 1627944, 1817403, 1899268, 2077032, 2423204, 2509747, 2848902, 3634806, 3798536, 4846408, 5019494, 5697804, 7269612, 7529241, 10038988, 11395608, 14539224, 15058482, 17568229, 20077976, 30116964, 35136458, 52704687, 60233928, 70272916, 105409374, 140545832, 210818748, 421637496]

約数ペア:

[(1, 421637496), (2, 210818748), (3, 140545832), (4, 105409374), (6, 70272916), (7, 60233928), (8, 52704687), (12, 35136458), (14, 30116964), (21, 20077976), (24, 17568229), (28, 15058482), (29, 14539224), (37, 11395608), (42, 10038988), (56, 7529241), (58, 7269612), (74, 5697804), (84, 5019494), (87, 4846408), (111, 3798536), (116, 3634806), (148, 2848902), (168, 2509747), (174, 2423204), (203, 2077032), (222, 1899268), (232, 1817403), (259, 1627944), (296, 1424451), (348, 1211602), (406, 1038516), (444, 949634), (518, 813972), (609, 692344), (696, 605801), (777, 542648), (812, 519258), (888, 474817), (1036, 406986), (1073, 392952), (1218, 346172), (1554, 271324), (1624, 259629), (2072, 203493), (2146, 196476), (2339, 180264), (2436, 173086), (3108, 135662), (3219, 130984), (4292, 98238), (4678, 90132), (4872, 86543), (6216, 67831), (6438, 65492), (7017, 60088), (7511, 56136), (8584, 49119), (9356, 45066), (12876, 32746), (14034, 30044), (15022, 28068), (16373, 25752), (18712, 22533)]