212484060

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{43721}}^1$

素因数の和:43745

約数の個数: 72

約数和(自身を含む): 668421936

約数和(自身を除く): 455937876

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 243, 270, 324, 405, 486, 540, 810, 972, 1215, 1620, 2430, 4860, 43721, 87442, 131163, 174884, 218605, 262326, 393489, 437210, 524652, 655815, 786978, 874420, 1180467, 1311630, 1573956, 1967445, 2360934, 2623260, 3541401, 3934890, 4721868, 5902335, 7082802, 7869780, 10624203, 11804670, 14165604, 17707005, 21248406, 23609340, 35414010, 42496812, 53121015, 70828020, 106242030, 212484060]

約数ペア:

[(1, 212484060), (2, 106242030), (3, 70828020), (4, 53121015), (5, 42496812), (6, 35414010), (9, 23609340), (10, 21248406), (12, 17707005), (15, 14165604), (18, 11804670), (20, 10624203), (27, 7869780), (30, 7082802), (36, 5902335), (45, 4721868), (54, 3934890), (60, 3541401), (81, 2623260), (90, 2360934), (108, 1967445), (135, 1573956), (162, 1311630), (180, 1180467), (243, 874420), (270, 786978), (324, 655815), (405, 524652), (486, 437210), (540, 393489), (810, 262326), (972, 218605), (1215, 174884), (1620, 131163), (2430, 87442), (4860, 43721)]