321874440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{1787}}^1$

素因数の和:1899

約数の個数: 128

約数和(自身を含む): 1029888000

約数和(自身を除く): 708013560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 76, 79, 95, 114, 120, 152, 158, 190, 228, 237, 285, 316, 380, 395, 456, 474, 570, 632, 760, 790, 948, 1140, 1185, 1501, 1580, 1787, 1896, 2280, 2370, 3002, 3160, 3574, 4503, 4740, 5361, 6004, 7148, 7505, 8935, 9006, 9480, 10722, 12008, 14296, 15010, 17870, 18012, 21444, 22515, 26805, 30020, 33953, 35740, 36024, 42888, 45030, 53610, 60040, 67906, 71480, 90060, 101859, 107220, 135812, 141173, 169765, 180120, 203718, 214440, 271624, 282346, 339530, 407436, 423519, 509295, 564692, 679060, 705865, 814872, 847038, 1018590, 1129384, 1358120, 1411730, 1694076, 2037180, 2117595, 2682287, 2823460, 3388152, 4074360, 4235190, 5364574, 5646920, 8046861, 8470380, 10729148, 13411435, 16093722, 16940760, 21458296, 26822870, 32187444, 40234305, 53645740, 64374888, 80468610, 107291480, 160937220, 321874440]

約数ペア:

[(1, 321874440), (2, 160937220), (3, 107291480), (4, 80468610), (5, 64374888), (6, 53645740), (8, 40234305), (10, 32187444), (12, 26822870), (15, 21458296), (19, 16940760), (20, 16093722), (24, 13411435), (30, 10729148), (38, 8470380), (40, 8046861), (57, 5646920), (60, 5364574), (76, 4235190), (79, 4074360), (95, 3388152), (114, 2823460), (120, 2682287), (152, 2117595), (158, 2037180), (190, 1694076), (228, 1411730), (237, 1358120), (285, 1129384), (316, 1018590), (380, 847038), (395, 814872), (456, 705865), (474, 679060), (570, 564692), (632, 509295), (760, 423519), (790, 407436), (948, 339530), (1140, 282346), (1185, 271624), (1501, 214440), (1580, 203718), (1787, 180120), (1896, 169765), (2280, 141173), (2370, 135812), (3002, 107220), (3160, 101859), (3574, 90060), (4503, 71480), (4740, 67906), (5361, 60040), (6004, 53610), (7148, 45030), (7505, 42888), (8935, 36024), (9006, 35740), (9480, 33953), (10722, 30020), (12008, 26805), (14296, 22515), (15010, 21444), (17870, 18012)]