71301720

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{2927}}^1$

素因数の和:2977

約数の個数: 128

約数和(自身を含む): 252979200

約数和(自身を除く): 181677480

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 29, 30, 35, 40, 42, 56, 58, 60, 70, 84, 87, 105, 116, 120, 140, 145, 168, 174, 203, 210, 232, 280, 290, 348, 406, 420, 435, 580, 609, 696, 812, 840, 870, 1015, 1160, 1218, 1624, 1740, 2030, 2436, 2927, 3045, 3480, 4060, 4872, 5854, 6090, 8120, 8781, 11708, 12180, 14635, 17562, 20489, 23416, 24360, 29270, 35124, 40978, 43905, 58540, 61467, 70248, 81956, 84883, 87810, 102445, 117080, 122934, 163912, 169766, 175620, 204890, 245868, 254649, 307335, 339532, 351240, 409780, 424415, 491736, 509298, 594181, 614670, 679064, 819560, 848830, 1018596, 1188362, 1229340, 1273245, 1697660, 1782543, 2037192, 2376724, 2458680, 2546490, 2970905, 3395320, 3565086, 4753448, 5092980, 5941810, 7130172, 8912715, 10185960, 11883620, 14260344, 17825430, 23767240, 35650860, 71301720]

約数ペア:

[(1, 71301720), (2, 35650860), (3, 23767240), (4, 17825430), (5, 14260344), (6, 11883620), (7, 10185960), (8, 8912715), (10, 7130172), (12, 5941810), (14, 5092980), (15, 4753448), (20, 3565086), (21, 3395320), (24, 2970905), (28, 2546490), (29, 2458680), (30, 2376724), (35, 2037192), (40, 1782543), (42, 1697660), (56, 1273245), (58, 1229340), (60, 1188362), (70, 1018596), (84, 848830), (87, 819560), (105, 679064), (116, 614670), (120, 594181), (140, 509298), (145, 491736), (168, 424415), (174, 409780), (203, 351240), (210, 339532), (232, 307335), (280, 254649), (290, 245868), (348, 204890), (406, 175620), (420, 169766), (435, 163912), (580, 122934), (609, 117080), (696, 102445), (812, 87810), (840, 84883), (870, 81956), (1015, 70248), (1160, 61467), (1218, 58540), (1624, 43905), (1740, 40978), (2030, 35124), (2436, 29270), (2927, 24360), (3045, 23416), (3480, 20489), (4060, 17562), (4872, 14635), (5854, 12180), (6090, 11708), (8120, 8781)]