161984520

素因数分解:

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

素因数の和:12215

約数の個数: 96

約数和(自身を含む): 540722520

約数和(自身を除く): 378738000

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 37, 40, 45, 60, 72, 74, 90, 111, 120, 148, 180, 185, 222, 296, 333, 360, 370, 444, 555, 666, 740, 888, 1110, 1332, 1480, 1665, 2220, 2664, 3330, 4440, 6660, 12161, 13320, 24322, 36483, 48644, 60805, 72966, 97288, 109449, 121610, 145932, 182415, 218898, 243220, 291864, 364830, 437796, 449957, 486440, 547245, 729660, 875592, 899914, 1094490, 1349871, 1459320, 1799828, 2188980, 2249785, 2699742, 3599656, 4049613, 4377960, 4499570, 5399484, 6749355, 8099226, 8999140, 10798968, 13498710, 16198452, 17998280, 20248065, 26997420, 32396904, 40496130, 53994840, 80992260, 161984520]

約数ペア:

[(1, 161984520), (2, 80992260), (3, 53994840), (4, 40496130), (5, 32396904), (6, 26997420), (8, 20248065), (9, 17998280), (10, 16198452), (12, 13498710), (15, 10798968), (18, 8999140), (20, 8099226), (24, 6749355), (30, 5399484), (36, 4499570), (37, 4377960), (40, 4049613), (45, 3599656), (60, 2699742), (72, 2249785), (74, 2188980), (90, 1799828), (111, 1459320), (120, 1349871), (148, 1094490), (180, 899914), (185, 875592), (222, 729660), (296, 547245), (333, 486440), (360, 449957), (370, 437796), (444, 364830), (555, 291864), (666, 243220), (740, 218898), (888, 182415), (1110, 145932), (1332, 121610), (1480, 109449), (1665, 97288), (2220, 72966), (2664, 60805), (3330, 48644), (4440, 36483), (6660, 24322), (12161, 13320)]