2182140

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{449}}^1$

素因数の和:473

約数の個数: 72

約数和(自身を含む): 6879600

約数和(自身を除く): 4697460

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, 449, 486, 540, 810, 898, 972, 1215, 1347, 1620, 1796, 2245, 2430, 2694, 4041, 4490, 4860, 5388, 6735, 8082, 8980, 12123, 13470, 16164, 20205, 24246, 26940, 36369, 40410, 48492, 60615, 72738, 80820, 109107, 121230, 145476, 181845, 218214, 242460, 363690, 436428, 545535, 727380, 1091070, 2182140]

約数ペア:

[(1, 2182140), (2, 1091070), (3, 727380), (4, 545535), (5, 436428), (6, 363690), (9, 242460), (10, 218214), (12, 181845), (15, 145476), (18, 121230), (20, 109107), (27, 80820), (30, 72738), (36, 60615), (45, 48492), (54, 40410), (60, 36369), (81, 26940), (90, 24246), (108, 20205), (135, 16164), (162, 13470), (180, 12123), (243, 8980), (270, 8082), (324, 6735), (405, 5388), (449, 4860), (486, 4490), (540, 4041), (810, 2694), (898, 2430), (972, 2245), (1215, 1796), (1347, 1620)]