623790

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{239}}^1$

素因数の和:281

約数の個数: 48

約数和(自身を含む): 1684800

約数和(自身を除く): 1061010

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 29, 30, 45, 58, 87, 90, 145, 174, 239, 261, 290, 435, 478, 522, 717, 870, 1195, 1305, 1434, 2151, 2390, 2610, 3585, 4302, 6931, 7170, 10755, 13862, 20793, 21510, 34655, 41586, 62379, 69310, 103965, 124758, 207930, 311895, 623790]

約数ペア:

[(1, 623790), (2, 311895), (3, 207930), (5, 124758), (6, 103965), (9, 69310), (10, 62379), (15, 41586), (18, 34655), (29, 21510), (30, 20793), (45, 13862), (58, 10755), (87, 7170), (90, 6931), (145, 4302), (174, 3585), (239, 2610), (261, 2390), (290, 2151), (435, 1434), (478, 1305), (522, 1195), (717, 870)]