81326160

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{1637}}^1$

素因数の和:1682

約数の個数: 160

約数和(自身を含む): 292481280

約数和(自身を除く): 211155120

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 23, 24, 27, 30, 36, 40, 45, 46, 48, 54, 60, 69, 72, 80, 90, 92, 108, 115, 120, 135, 138, 144, 180, 184, 207, 216, 230, 240, 270, 276, 345, 360, 368, 414, 432, 460, 540, 552, 621, 690, 720, 828, 920, 1035, 1080, 1104, 1242, 1380, 1637, 1656, 1840, 2070, 2160, 2484, 2760, 3105, 3274, 3312, 4140, 4911, 4968, 5520, 6210, 6548, 8185, 8280, 9822, 9936, 12420, 13096, 14733, 16370, 16560, 19644, 24555, 24840, 26192, 29466, 32740, 37651, 39288, 44199, 49110, 49680, 58932, 65480, 73665, 75302, 78576, 88398, 98220, 112953, 117864, 130960, 147330, 150604, 176796, 188255, 196440, 220995, 225906, 235728, 294660, 301208, 338859, 353592, 376510, 392880, 441990, 451812, 564765, 589320, 602416, 677718, 707184, 753020, 883980, 903624, 1016577, 1129530, 1178640, 1355436, 1506040, 1694295, 1767960, 1807248, 2033154, 2259060, 2710872, 3012080, 3388590, 3535920, 4066308, 4518120, 5082885, 5421744, 6777180, 8132616, 9036240, 10165770, 13554360, 16265232, 20331540, 27108720, 40663080, 81326160]

約数ペア:

[(1, 81326160), (2, 40663080), (3, 27108720), (4, 20331540), (5, 16265232), (6, 13554360), (8, 10165770), (9, 9036240), (10, 8132616), (12, 6777180), (15, 5421744), (16, 5082885), (18, 4518120), (20, 4066308), (23, 3535920), (24, 3388590), (27, 3012080), (30, 2710872), (36, 2259060), (40, 2033154), (45, 1807248), (46, 1767960), (48, 1694295), (54, 1506040), (60, 1355436), (69, 1178640), (72, 1129530), (80, 1016577), (90, 903624), (92, 883980), (108, 753020), (115, 707184), (120, 677718), (135, 602416), (138, 589320), (144, 564765), (180, 451812), (184, 441990), (207, 392880), (216, 376510), (230, 353592), (240, 338859), (270, 301208), (276, 294660), (345, 235728), (360, 225906), (368, 220995), (414, 196440), (432, 188255), (460, 176796), (540, 150604), (552, 147330), (621, 130960), (690, 117864), (720, 112953), (828, 98220), (920, 88398), (1035, 78576), (1080, 75302), (1104, 73665), (1242, 65480), (1380, 58932), (1637, 49680), (1656, 49110), (1840, 44199), (2070, 39288), (2160, 37651), (2484, 32740), (2760, 29466), (3105, 26192), (3274, 24840), (3312, 24555), (4140, 19644), (4911, 16560), (4968, 16370), (5520, 14733), (6210, 13096), (6548, 12420), (8185, 9936), (8280, 9822)]