61399380

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{71}}^2$

素因数の和:190

約数の個数: 144

約数和(自身を含む): 206156160

約数和(自身を除く): 144756780

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 29, 30, 35, 42, 58, 60, 70, 71, 84, 87, 105, 116, 140, 142, 145, 174, 203, 210, 213, 284, 290, 348, 355, 406, 420, 426, 435, 497, 580, 609, 710, 812, 852, 870, 994, 1015, 1065, 1218, 1420, 1491, 1740, 1988, 2030, 2059, 2130, 2436, 2485, 2982, 3045, 4060, 4118, 4260, 4970, 5041, 5964, 6090, 6177, 7455, 8236, 9940, 10082, 10295, 12180, 12354, 14413, 14910, 15123, 20164, 20590, 24708, 25205, 28826, 29820, 30246, 30885, 35287, 41180, 43239, 50410, 57652, 60492, 61770, 70574, 72065, 75615, 86478, 100820, 105861, 123540, 141148, 144130, 146189, 151230, 172956, 176435, 211722, 216195, 288260, 292378, 302460, 352870, 423444, 432390, 438567, 529305, 584756, 705740, 730945, 864780, 877134, 1023323, 1058610, 1461890, 1754268, 2046646, 2117220, 2192835, 2923780, 3069969, 4093292, 4385670, 5116615, 6139938, 8771340, 10233230, 12279876, 15349845, 20466460, 30699690, 61399380]

約数ペア:

[(1, 61399380), (2, 30699690), (3, 20466460), (4, 15349845), (5, 12279876), (6, 10233230), (7, 8771340), (10, 6139938), (12, 5116615), (14, 4385670), (15, 4093292), (20, 3069969), (21, 2923780), (28, 2192835), (29, 2117220), (30, 2046646), (35, 1754268), (42, 1461890), (58, 1058610), (60, 1023323), (70, 877134), (71, 864780), (84, 730945), (87, 705740), (105, 584756), (116, 529305), (140, 438567), (142, 432390), (145, 423444), (174, 352870), (203, 302460), (210, 292378), (213, 288260), (284, 216195), (290, 211722), (348, 176435), (355, 172956), (406, 151230), (420, 146189), (426, 144130), (435, 141148), (497, 123540), (580, 105861), (609, 100820), (710, 86478), (812, 75615), (852, 72065), (870, 70574), (994, 61770), (1015, 60492), (1065, 57652), (1218, 50410), (1420, 43239), (1491, 41180), (1740, 35287), (1988, 30885), (2030, 30246), (2059, 29820), (2130, 28826), (2436, 25205), (2485, 24708), (2982, 20590), (3045, 20164), (4060, 15123), (4118, 14910), (4260, 14413), (4970, 12354), (5041, 12180), (5964, 10295), (6090, 10082), (6177, 9940), (7455, 8236)]