17901240

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{211}}^1$

素因数の和:333

約数の個数: 128

約数和(自身を含む): 62277120

約数和(自身を除く): 44375880

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 101, 105, 120, 140, 168, 202, 210, 211, 280, 303, 404, 420, 422, 505, 606, 633, 707, 808, 840, 844, 1010, 1055, 1212, 1266, 1414, 1477, 1515, 1688, 2020, 2110, 2121, 2424, 2532, 2828, 2954, 3030, 3165, 3535, 4040, 4220, 4242, 4431, 5064, 5656, 5908, 6060, 6330, 7070, 7385, 8440, 8484, 8862, 10605, 11816, 12120, 12660, 14140, 14770, 16968, 17724, 21210, 21311, 22155, 25320, 28280, 29540, 35448, 42420, 42622, 44310, 59080, 63933, 84840, 85244, 88620, 106555, 127866, 149177, 170488, 177240, 213110, 255732, 298354, 319665, 426220, 447531, 511464, 596708, 639330, 745885, 852440, 895062, 1193416, 1278660, 1491770, 1790124, 2237655, 2557320, 2983540, 3580248, 4475310, 5967080, 8950620, 17901240]

約数ペア:

[(1, 17901240), (2, 8950620), (3, 5967080), (4, 4475310), (5, 3580248), (6, 2983540), (7, 2557320), (8, 2237655), (10, 1790124), (12, 1491770), (14, 1278660), (15, 1193416), (20, 895062), (21, 852440), (24, 745885), (28, 639330), (30, 596708), (35, 511464), (40, 447531), (42, 426220), (56, 319665), (60, 298354), (70, 255732), (84, 213110), (101, 177240), (105, 170488), (120, 149177), (140, 127866), (168, 106555), (202, 88620), (210, 85244), (211, 84840), (280, 63933), (303, 59080), (404, 44310), (420, 42622), (422, 42420), (505, 35448), (606, 29540), (633, 28280), (707, 25320), (808, 22155), (840, 21311), (844, 21210), (1010, 17724), (1055, 16968), (1212, 14770), (1266, 14140), (1414, 12660), (1477, 12120), (1515, 11816), (1688, 10605), (2020, 8862), (2110, 8484), (2121, 8440), (2424, 7385), (2532, 7070), (2828, 6330), (2954, 6060), (3030, 5908), (3165, 5656), (3535, 5064), (4040, 4431), (4220, 4242)]