1321020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{179}}^1$

素因数の和:235

約数の個数: 72

約数和(自身を含む): 4127760

約数和(自身を除く): 2806740

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 41, 45, 60, 82, 90, 123, 164, 179, 180, 205, 246, 358, 369, 410, 492, 537, 615, 716, 738, 820, 895, 1074, 1230, 1476, 1611, 1790, 1845, 2148, 2460, 2685, 3222, 3580, 3690, 5370, 6444, 7339, 7380, 8055, 10740, 14678, 16110, 22017, 29356, 32220, 36695, 44034, 66051, 73390, 88068, 110085, 132102, 146780, 220170, 264204, 330255, 440340, 660510, 1321020]

約数ペア:

[(1, 1321020), (2, 660510), (3, 440340), (4, 330255), (5, 264204), (6, 220170), (9, 146780), (10, 132102), (12, 110085), (15, 88068), (18, 73390), (20, 66051), (30, 44034), (36, 36695), (41, 32220), (45, 29356), (60, 22017), (82, 16110), (90, 14678), (123, 10740), (164, 8055), (179, 7380), (180, 7339), (205, 6444), (246, 5370), (358, 3690), (369, 3580), (410, 3222), (492, 2685), (537, 2460), (615, 2148), (716, 1845), (738, 1790), (820, 1611), (895, 1476), (1074, 1230)]