490860

素因数分解:

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

素因数の和:125

約数の個数: 72

約数和(自身を含む): 1559376

約数和(自身を除く): 1068516

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 101, 108, 135, 162, 180, 202, 243, 270, 303, 324, 404, 405, 486, 505, 540, 606, 810, 909, 972, 1010, 1212, 1215, 1515, 1620, 1818, 2020, 2430, 2727, 3030, 3636, 4545, 4860, 5454, 6060, 8181, 9090, 10908, 13635, 16362, 18180, 24543, 27270, 32724, 40905, 49086, 54540, 81810, 98172, 122715, 163620, 245430, 490860]

約数ペア:

[(1, 490860), (2, 245430), (3, 163620), (4, 122715), (5, 98172), (6, 81810), (9, 54540), (10, 49086), (12, 40905), (15, 32724), (18, 27270), (20, 24543), (27, 18180), (30, 16362), (36, 13635), (45, 10908), (54, 9090), (60, 8181), (81, 6060), (90, 5454), (101, 4860), (108, 4545), (135, 3636), (162, 3030), (180, 2727), (202, 2430), (243, 2020), (270, 1818), (303, 1620), (324, 1515), (404, 1215), (405, 1212), (486, 1010), (505, 972), (540, 909), (606, 810)]