80992260

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{12161}}^1$

素因数の和:12213

約数の個数: 72

約数和(自身を含む): 252337176

約数和(自身を除く): 171344916

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 37, 45, 60, 74, 90, 111, 148, 180, 185, 222, 333, 370, 444, 555, 666, 740, 1110, 1332, 1665, 2220, 3330, 6660, 12161, 24322, 36483, 48644, 60805, 72966, 109449, 121610, 145932, 182415, 218898, 243220, 364830, 437796, 449957, 547245, 729660, 899914, 1094490, 1349871, 1799828, 2188980, 2249785, 2699742, 4049613, 4499570, 5399484, 6749355, 8099226, 8999140, 13498710, 16198452, 20248065, 26997420, 40496130, 80992260]

約数ペア:

[(1, 80992260), (2, 40496130), (3, 26997420), (4, 20248065), (5, 16198452), (6, 13498710), (9, 8999140), (10, 8099226), (12, 6749355), (15, 5399484), (18, 4499570), (20, 4049613), (30, 2699742), (36, 2249785), (37, 2188980), (45, 1799828), (60, 1349871), (74, 1094490), (90, 899914), (111, 729660), (148, 547245), (180, 449957), (185, 437796), (222, 364830), (333, 243220), (370, 218898), (444, 182415), (555, 145932), (666, 121610), (740, 109449), (1110, 72966), (1332, 60805), (1665, 48644), (2220, 36483), (3330, 24322), (6660, 12161)]