39887760

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{521}}^1$

素因数の和:577

約数の個数: 160

約数和(自身を含む): 139812480

約数和(自身を除く): 99924720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 29, 30, 33, 40, 44, 48, 55, 58, 60, 66, 80, 87, 88, 110, 116, 120, 132, 145, 165, 174, 176, 220, 232, 240, 264, 290, 319, 330, 348, 435, 440, 464, 521, 528, 580, 638, 660, 696, 870, 880, 957, 1042, 1160, 1276, 1320, 1392, 1563, 1595, 1740, 1914, 2084, 2320, 2552, 2605, 2640, 3126, 3190, 3480, 3828, 4168, 4785, 5104, 5210, 5731, 6252, 6380, 6960, 7656, 7815, 8336, 9570, 10420, 11462, 12504, 12760, 15109, 15312, 15630, 17193, 19140, 20840, 22924, 25008, 25520, 28655, 30218, 31260, 34386, 38280, 41680, 45327, 45848, 57310, 60436, 62520, 68772, 75545, 76560, 85965, 90654, 91696, 114620, 120872, 125040, 137544, 151090, 166199, 171930, 181308, 226635, 229240, 241744, 275088, 302180, 332398, 343860, 362616, 453270, 458480, 498597, 604360, 664796, 687720, 725232, 830995, 906540, 997194, 1208720, 1329592, 1375440, 1661990, 1813080, 1994388, 2492985, 2659184, 3323980, 3626160, 3988776, 4985970, 6647960, 7977552, 9971940, 13295920, 19943880, 39887760]

約数ペア:

[(1, 39887760), (2, 19943880), (3, 13295920), (4, 9971940), (5, 7977552), (6, 6647960), (8, 4985970), (10, 3988776), (11, 3626160), (12, 3323980), (15, 2659184), (16, 2492985), (20, 1994388), (22, 1813080), (24, 1661990), (29, 1375440), (30, 1329592), (33, 1208720), (40, 997194), (44, 906540), (48, 830995), (55, 725232), (58, 687720), (60, 664796), (66, 604360), (80, 498597), (87, 458480), (88, 453270), (110, 362616), (116, 343860), (120, 332398), (132, 302180), (145, 275088), (165, 241744), (174, 229240), (176, 226635), (220, 181308), (232, 171930), (240, 166199), (264, 151090), (290, 137544), (319, 125040), (330, 120872), (348, 114620), (435, 91696), (440, 90654), (464, 85965), (521, 76560), (528, 75545), (580, 68772), (638, 62520), (660, 60436), (696, 57310), (870, 45848), (880, 45327), (957, 41680), (1042, 38280), (1160, 34386), (1276, 31260), (1320, 30218), (1392, 28655), (1563, 25520), (1595, 25008), (1740, 22924), (1914, 20840), (2084, 19140), (2320, 17193), (2552, 15630), (2605, 15312), (2640, 15109), (3126, 12760), (3190, 12504), (3480, 11462), (3828, 10420), (4168, 9570), (4785, 8336), (5104, 7815), (5210, 7656), (5731, 6960), (6252, 6380)]