1889313440

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{131}}^1\times {\mathrm{163}}^1$

素因数の和:395

約数の個数: 192

約数和(自身を含む): 5237084160

約数和(自身を除く): 3347770720

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 79, 80, 112, 131, 140, 158, 160, 163, 224, 262, 280, 316, 326, 395, 524, 553, 560, 632, 652, 655, 790, 815, 917, 1048, 1106, 1120, 1141, 1264, 1304, 1310, 1580, 1630, 1834, 2096, 2212, 2282, 2528, 2608, 2620, 2765, 3160, 3260, 3668, 4192, 4424, 4564, 4585, 5216, 5240, 5530, 5705, 6320, 6520, 7336, 8848, 9128, 9170, 10349, 10480, 11060, 11410, 12640, 12877, 13040, 14672, 17696, 18256, 18340, 20698, 20960, 21353, 22120, 22820, 25754, 26080, 29344, 36512, 36680, 41396, 42706, 44240, 45640, 51508, 51745, 64385, 72443, 73360, 82792, 85412, 88480, 90139, 91280, 103016, 103490, 106765, 128770, 144886, 146720, 149471, 165584, 170824, 180278, 182560, 206032, 206980, 213530, 257540, 289772, 298942, 331168, 341648, 360556, 362215, 412064, 413960, 427060, 450695, 515080, 579544, 597884, 683296, 721112, 724430, 747355, 827920, 854120, 901390, 1030160, 1159088, 1195768, 1442224, 1448860, 1494710, 1655840, 1686887, 1708240, 1802780, 2060320, 2318176, 2391536, 2884448, 2897720, 2989420, 3373774, 3416480, 3605560, 4783072, 5795440, 5978840, 6747548, 7211120, 8434435, 11590880, 11808209, 11957680, 13495096, 14422240, 16868870, 23616418, 23915360, 26990192, 33737740, 47232836, 53980384, 59041045, 67475480, 94465672, 118082090, 134950960, 188931344, 236164180, 269901920, 377862688, 472328360, 944656720, 1889313440]

約数ペア:

[(1, 1889313440), (2, 944656720), (4, 472328360), (5, 377862688), (7, 269901920), (8, 236164180), (10, 188931344), (14, 134950960), (16, 118082090), (20, 94465672), (28, 67475480), (32, 59041045), (35, 53980384), (40, 47232836), (56, 33737740), (70, 26990192), (79, 23915360), (80, 23616418), (112, 16868870), (131, 14422240), (140, 13495096), (158, 11957680), (160, 11808209), (163, 11590880), (224, 8434435), (262, 7211120), (280, 6747548), (316, 5978840), (326, 5795440), (395, 4783072), (524, 3605560), (553, 3416480), (560, 3373774), (632, 2989420), (652, 2897720), (655, 2884448), (790, 2391536), (815, 2318176), (917, 2060320), (1048, 1802780), (1106, 1708240), (1120, 1686887), (1141, 1655840), (1264, 1494710), (1304, 1448860), (1310, 1442224), (1580, 1195768), (1630, 1159088), (1834, 1030160), (2096, 901390), (2212, 854120), (2282, 827920), (2528, 747355), (2608, 724430), (2620, 721112), (2765, 683296), (3160, 597884), (3260, 579544), (3668, 515080), (4192, 450695), (4424, 427060), (4564, 413960), (4585, 412064), (5216, 362215), (5240, 360556), (5530, 341648), (5705, 331168), (6320, 298942), (6520, 289772), (7336, 257540), (8848, 213530), (9128, 206980), (9170, 206032), (10349, 182560), (10480, 180278), (11060, 170824), (11410, 165584), (12640, 149471), (12877, 146720), (13040, 144886), (14672, 128770), (17696, 106765), (18256, 103490), (18340, 103016), (20698, 91280), (20960, 90139), (21353, 88480), (22120, 85412), (22820, 82792), (25754, 73360), (26080, 72443), (29344, 64385), (36512, 51745), (36680, 51508), (41396, 45640), (42706, 44240)]