1919970

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{547}}^1$

素因数の和:576

約数の個数: 64

約数和(自身を含む): 5523840

約数和(自身を除く): 3603870

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 27, 30, 39, 45, 54, 65, 78, 90, 117, 130, 135, 195, 234, 270, 351, 390, 547, 585, 702, 1094, 1170, 1641, 1755, 2735, 3282, 3510, 4923, 5470, 7111, 8205, 9846, 14222, 14769, 16410, 21333, 24615, 29538, 35555, 42666, 49230, 63999, 71110, 73845, 106665, 127998, 147690, 191997, 213330, 319995, 383994, 639990, 959985, 1919970]

約数ペア:

[(1, 1919970), (2, 959985), (3, 639990), (5, 383994), (6, 319995), (9, 213330), (10, 191997), (13, 147690), (15, 127998), (18, 106665), (26, 73845), (27, 71110), (30, 63999), (39, 49230), (45, 42666), (54, 35555), (65, 29538), (78, 24615), (90, 21333), (117, 16410), (130, 14769), (135, 14222), (195, 9846), (234, 8205), (270, 7111), (351, 5470), (390, 4923), (547, 3510), (585, 3282), (702, 2735), (1094, 1755), (1170, 1641)]