2287620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{179}}^1$

素因数の和:265

約数の個数: 72

約数和(自身を含む): 7076160

約数和(自身を除く): 4788540

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 71, 90, 142, 179, 180, 213, 284, 355, 358, 426, 537, 639, 710, 716, 852, 895, 1065, 1074, 1278, 1420, 1611, 1790, 2130, 2148, 2556, 2685, 3195, 3222, 3580, 4260, 5370, 6390, 6444, 8055, 10740, 12709, 12780, 16110, 25418, 32220, 38127, 50836, 63545, 76254, 114381, 127090, 152508, 190635, 228762, 254180, 381270, 457524, 571905, 762540, 1143810, 2287620]

約数ペア:

[(1, 2287620), (2, 1143810), (3, 762540), (4, 571905), (5, 457524), (6, 381270), (9, 254180), (10, 228762), (12, 190635), (15, 152508), (18, 127090), (20, 114381), (30, 76254), (36, 63545), (45, 50836), (60, 38127), (71, 32220), (90, 25418), (142, 16110), (179, 12780), (180, 12709), (213, 10740), (284, 8055), (355, 6444), (358, 6390), (426, 5370), (537, 4260), (639, 3580), (710, 3222), (716, 3195), (852, 2685), (895, 2556), (1065, 2148), (1074, 2130), (1278, 1790), (1420, 1611)]