19258680

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{227}}^1$

素因数の和:349

約数の個数: 128

約数和(自身を含む): 66977280

約数和(自身を除く): 47718600

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, 227, 280, 303, 404, 420, 454, 505, 606, 681, 707, 808, 840, 908, 1010, 1135, 1212, 1362, 1414, 1515, 1589, 1816, 2020, 2121, 2270, 2424, 2724, 2828, 3030, 3178, 3405, 3535, 4040, 4242, 4540, 4767, 5448, 5656, 6060, 6356, 6810, 7070, 7945, 8484, 9080, 9534, 10605, 12120, 12712, 13620, 14140, 15890, 16968, 19068, 21210, 22927, 23835, 27240, 28280, 31780, 38136, 42420, 45854, 47670, 63560, 68781, 84840, 91708, 95340, 114635, 137562, 160489, 183416, 190680, 229270, 275124, 320978, 343905, 458540, 481467, 550248, 641956, 687810, 802445, 917080, 962934, 1283912, 1375620, 1604890, 1925868, 2407335, 2751240, 3209780, 3851736, 4814670, 6419560, 9629340, 19258680]

約数ペア:

[(1, 19258680), (2, 9629340), (3, 6419560), (4, 4814670), (5, 3851736), (6, 3209780), (7, 2751240), (8, 2407335), (10, 1925868), (12, 1604890), (14, 1375620), (15, 1283912), (20, 962934), (21, 917080), (24, 802445), (28, 687810), (30, 641956), (35, 550248), (40, 481467), (42, 458540), (56, 343905), (60, 320978), (70, 275124), (84, 229270), (101, 190680), (105, 183416), (120, 160489), (140, 137562), (168, 114635), (202, 95340), (210, 91708), (227, 84840), (280, 68781), (303, 63560), (404, 47670), (420, 45854), (454, 42420), (505, 38136), (606, 31780), (681, 28280), (707, 27240), (808, 23835), (840, 22927), (908, 21210), (1010, 19068), (1135, 16968), (1212, 15890), (1362, 14140), (1414, 13620), (1515, 12712), (1589, 12120), (1816, 10605), (2020, 9534), (2121, 9080), (2270, 8484), (2424, 7945), (2724, 7070), (2828, 6810), (3030, 6356), (3178, 6060), (3405, 5656), (3535, 5448), (4040, 4767), (4242, 4540)]