81992160

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{587}}^1$

素因数の和:705

約数の個数: 144

約数和(自身を含む): 283164336

約数和(自身を除く): 201172176

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 97, 120, 144, 160, 180, 194, 240, 288, 291, 360, 388, 480, 485, 582, 587, 720, 776, 873, 970, 1164, 1174, 1440, 1455, 1552, 1746, 1761, 1940, 2328, 2348, 2910, 2935, 3104, 3492, 3522, 3880, 4365, 4656, 4696, 5283, 5820, 5870, 6984, 7044, 7760, 8730, 8805, 9312, 9392, 10566, 11640, 11740, 13968, 14088, 15520, 17460, 17610, 18784, 21132, 23280, 23480, 26415, 27936, 28176, 34920, 35220, 42264, 46560, 46960, 52830, 56352, 56939, 69840, 70440, 84528, 93920, 105660, 113878, 139680, 140880, 169056, 170817, 211320, 227756, 281760, 284695, 341634, 422640, 455512, 512451, 569390, 683268, 845280, 854085, 911024, 1024902, 1138780, 1366536, 1708170, 1822048, 2049804, 2277560, 2562255, 2733072, 3416340, 4099608, 4555120, 5124510, 5466144, 6832680, 8199216, 9110240, 10249020, 13665360, 16398432, 20498040, 27330720, 40996080, 81992160]

約数ペア:

[(1, 81992160), (2, 40996080), (3, 27330720), (4, 20498040), (5, 16398432), (6, 13665360), (8, 10249020), (9, 9110240), (10, 8199216), (12, 6832680), (15, 5466144), (16, 5124510), (18, 4555120), (20, 4099608), (24, 3416340), (30, 2733072), (32, 2562255), (36, 2277560), (40, 2049804), (45, 1822048), (48, 1708170), (60, 1366536), (72, 1138780), (80, 1024902), (90, 911024), (96, 854085), (97, 845280), (120, 683268), (144, 569390), (160, 512451), (180, 455512), (194, 422640), (240, 341634), (288, 284695), (291, 281760), (360, 227756), (388, 211320), (480, 170817), (485, 169056), (582, 140880), (587, 139680), (720, 113878), (776, 105660), (873, 93920), (970, 84528), (1164, 70440), (1174, 69840), (1440, 56939), (1455, 56352), (1552, 52830), (1746, 46960), (1761, 46560), (1940, 42264), (2328, 35220), (2348, 34920), (2910, 28176), (2935, 27936), (3104, 26415), (3492, 23480), (3522, 23280), (3880, 21132), (4365, 18784), (4656, 17610), (4696, 17460), (5283, 15520), (5820, 14088), (5870, 13968), (6984, 11740), (7044, 11640), (7760, 10566), (8730, 9392), (8805, 9312)]