191870460

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{103}}^1\times {\mathrm{131}}^1$

素因数の和:328

約数の個数: 144

約数和(自身を含む): 599639040

約数和(自身を除く): 407768580

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 79, 90, 103, 131, 158, 180, 206, 237, 262, 309, 316, 393, 395, 412, 474, 515, 524, 618, 655, 711, 786, 790, 927, 948, 1030, 1179, 1185, 1236, 1310, 1422, 1545, 1572, 1580, 1854, 1965, 2060, 2358, 2370, 2620, 2844, 3090, 3555, 3708, 3930, 4635, 4716, 4740, 5895, 6180, 7110, 7860, 8137, 9270, 10349, 11790, 13493, 14220, 16274, 18540, 20698, 23580, 24411, 26986, 31047, 32548, 40479, 40685, 41396, 48822, 51745, 53972, 62094, 67465, 73233, 80958, 81370, 93141, 97644, 103490, 121437, 122055, 124188, 134930, 146466, 155235, 161916, 162740, 186282, 202395, 206980, 242874, 244110, 269860, 292932, 310470, 366165, 372564, 404790, 465705, 485748, 488220, 607185, 620940, 732330, 809580, 931410, 1065947, 1214370, 1464660, 1862820, 2131894, 2428740, 3197841, 4263788, 5329735, 6395682, 9593523, 10659470, 12791364, 15989205, 19187046, 21318940, 31978410, 38374092, 47967615, 63956820, 95935230, 191870460]

約数ペア:

[(1, 191870460), (2, 95935230), (3, 63956820), (4, 47967615), (5, 38374092), (6, 31978410), (9, 21318940), (10, 19187046), (12, 15989205), (15, 12791364), (18, 10659470), (20, 9593523), (30, 6395682), (36, 5329735), (45, 4263788), (60, 3197841), (79, 2428740), (90, 2131894), (103, 1862820), (131, 1464660), (158, 1214370), (180, 1065947), (206, 931410), (237, 809580), (262, 732330), (309, 620940), (316, 607185), (393, 488220), (395, 485748), (412, 465705), (474, 404790), (515, 372564), (524, 366165), (618, 310470), (655, 292932), (711, 269860), (786, 244110), (790, 242874), (927, 206980), (948, 202395), (1030, 186282), (1179, 162740), (1185, 161916), (1236, 155235), (1310, 146466), (1422, 134930), (1545, 124188), (1572, 122055), (1580, 121437), (1854, 103490), (1965, 97644), (2060, 93141), (2358, 81370), (2370, 80958), (2620, 73233), (2844, 67465), (3090, 62094), (3555, 53972), (3708, 51745), (3930, 48822), (4635, 41396), (4716, 40685), (4740, 40479), (5895, 32548), (6180, 31047), (7110, 26986), (7860, 24411), (8137, 23580), (9270, 20698), (10349, 18540), (11790, 16274), (13493, 14220)]