197071420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{139}}^1$

素因数の和:228

約数の個数: 192

約数和(自身を含む): 553190400

約数和(自身を除く): 356118980

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 19, 20, 26, 28, 35, 38, 41, 52, 65, 70, 76, 82, 91, 95, 130, 133, 139, 140, 164, 182, 190, 205, 247, 260, 266, 278, 287, 364, 380, 410, 455, 494, 532, 533, 556, 574, 665, 695, 779, 820, 910, 973, 988, 1066, 1148, 1235, 1330, 1390, 1435, 1558, 1729, 1807, 1820, 1946, 2132, 2470, 2641, 2660, 2665, 2780, 2870, 3116, 3458, 3614, 3731, 3892, 3895, 4865, 4940, 5282, 5330, 5453, 5699, 5740, 6916, 7228, 7462, 7790, 8645, 9035, 9730, 10127, 10564, 10660, 10906, 11398, 12649, 13205, 14924, 15580, 17290, 18070, 18487, 18655, 19460, 20254, 21812, 22796, 25298, 26410, 27265, 28495, 34333, 34580, 36140, 36974, 37310, 39893, 40508, 50596, 50635, 52820, 54530, 56990, 63245, 68666, 70889, 73948, 74087, 74620, 79786, 92435, 101270, 108281, 109060, 113980, 126490, 137332, 141778, 148174, 159572, 171665, 184870, 199465, 202540, 216562, 240331, 252980, 283556, 296348, 343330, 354445, 369740, 370435, 398930, 433124, 480662, 518609, 541405, 686660, 708890, 740870, 757967, 797860, 961324, 1037218, 1082810, 1201655, 1407653, 1417780, 1481740, 1515934, 2074436, 2165620, 2403310, 2593045, 2815306, 3031868, 3789835, 4806620, 5186090, 5630612, 7038265, 7579670, 9853571, 10372180, 14076530, 15159340, 19707142, 28153060, 39414284, 49267855, 98535710, 197071420]

約数ペア:

[(1, 197071420), (2, 98535710), (4, 49267855), (5, 39414284), (7, 28153060), (10, 19707142), (13, 15159340), (14, 14076530), (19, 10372180), (20, 9853571), (26, 7579670), (28, 7038265), (35, 5630612), (38, 5186090), (41, 4806620), (52, 3789835), (65, 3031868), (70, 2815306), (76, 2593045), (82, 2403310), (91, 2165620), (95, 2074436), (130, 1515934), (133, 1481740), (139, 1417780), (140, 1407653), (164, 1201655), (182, 1082810), (190, 1037218), (205, 961324), (247, 797860), (260, 757967), (266, 740870), (278, 708890), (287, 686660), (364, 541405), (380, 518609), (410, 480662), (455, 433124), (494, 398930), (532, 370435), (533, 369740), (556, 354445), (574, 343330), (665, 296348), (695, 283556), (779, 252980), (820, 240331), (910, 216562), (973, 202540), (988, 199465), (1066, 184870), (1148, 171665), (1235, 159572), (1330, 148174), (1390, 141778), (1435, 137332), (1558, 126490), (1729, 113980), (1807, 109060), (1820, 108281), (1946, 101270), (2132, 92435), (2470, 79786), (2641, 74620), (2660, 74087), (2665, 73948), (2780, 70889), (2870, 68666), (3116, 63245), (3458, 56990), (3614, 54530), (3731, 52820), (3892, 50635), (3895, 50596), (4865, 40508), (4940, 39893), (5282, 37310), (5330, 36974), (5453, 36140), (5699, 34580), (5740, 34333), (6916, 28495), (7228, 27265), (7462, 26410), (7790, 25298), (8645, 22796), (9035, 21812), (9730, 20254), (10127, 19460), (10564, 18655), (10660, 18487), (10906, 18070), (11398, 17290), (12649, 15580), (13205, 14924)]