80092620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{449}}^1\times {\mathrm{991}}^1$

素因数の和:1455

約数の個数: 72

約数和(自身を含む): 243734400

約数和(自身を除く): 163641780

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 449, 898, 991, 1347, 1796, 1982, 2245, 2694, 2973, 3964, 4041, 4490, 4955, 5388, 5946, 6735, 8082, 8919, 8980, 9910, 11892, 13470, 14865, 16164, 17838, 19820, 20205, 26940, 29730, 35676, 40410, 44595, 59460, 80820, 89190, 178380, 444959, 889918, 1334877, 1779836, 2224795, 2669754, 4004631, 4449590, 5339508, 6674385, 8009262, 8899180, 13348770, 16018524, 20023155, 26697540, 40046310, 80092620]

約数ペア:

[(1, 80092620), (2, 40046310), (3, 26697540), (4, 20023155), (5, 16018524), (6, 13348770), (9, 8899180), (10, 8009262), (12, 6674385), (15, 5339508), (18, 4449590), (20, 4004631), (30, 2669754), (36, 2224795), (45, 1779836), (60, 1334877), (90, 889918), (180, 444959), (449, 178380), (898, 89190), (991, 80820), (1347, 59460), (1796, 44595), (1982, 40410), (2245, 35676), (2694, 29730), (2973, 26940), (3964, 20205), (4041, 19820), (4490, 17838), (4955, 16164), (5388, 14865), (5946, 13470), (6735, 11892), (8082, 9910), (8919, 8980)]