87972720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{709}}^1$

素因数の和:783

約数の個数: 160

約数和(自身を含む): 304266240

約数和(自身を除く): 216293520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 33, 40, 44, 47, 48, 55, 60, 66, 80, 88, 94, 110, 120, 132, 141, 165, 176, 188, 220, 235, 240, 264, 282, 330, 376, 440, 470, 517, 528, 564, 660, 705, 709, 752, 880, 940, 1034, 1128, 1320, 1410, 1418, 1551, 1880, 2068, 2127, 2256, 2585, 2640, 2820, 2836, 3102, 3545, 3760, 4136, 4254, 5170, 5640, 5672, 6204, 7090, 7755, 7799, 8272, 8508, 10340, 10635, 11280, 11344, 12408, 14180, 15510, 15598, 17016, 20680, 21270, 23397, 24816, 28360, 31020, 31196, 33323, 34032, 38995, 41360, 42540, 46794, 56720, 62040, 62392, 66646, 77990, 85080, 93588, 99969, 116985, 124080, 124784, 133292, 155980, 166615, 170160, 187176, 199938, 233970, 266584, 311960, 333230, 366553, 374352, 399876, 467940, 499845, 533168, 623920, 666460, 733106, 799752, 935880, 999690, 1099659, 1332920, 1466212, 1599504, 1832765, 1871760, 1999380, 2199318, 2665840, 2932424, 3665530, 3998760, 4398636, 5498295, 5864848, 7331060, 7997520, 8797272, 10996590, 14662120, 17594544, 21993180, 29324240, 43986360, 87972720]

約数ペア:

[(1, 87972720), (2, 43986360), (3, 29324240), (4, 21993180), (5, 17594544), (6, 14662120), (8, 10996590), (10, 8797272), (11, 7997520), (12, 7331060), (15, 5864848), (16, 5498295), (20, 4398636), (22, 3998760), (24, 3665530), (30, 2932424), (33, 2665840), (40, 2199318), (44, 1999380), (47, 1871760), (48, 1832765), (55, 1599504), (60, 1466212), (66, 1332920), (80, 1099659), (88, 999690), (94, 935880), (110, 799752), (120, 733106), (132, 666460), (141, 623920), (165, 533168), (176, 499845), (188, 467940), (220, 399876), (235, 374352), (240, 366553), (264, 333230), (282, 311960), (330, 266584), (376, 233970), (440, 199938), (470, 187176), (517, 170160), (528, 166615), (564, 155980), (660, 133292), (705, 124784), (709, 124080), (752, 116985), (880, 99969), (940, 93588), (1034, 85080), (1128, 77990), (1320, 66646), (1410, 62392), (1418, 62040), (1551, 56720), (1880, 46794), (2068, 42540), (2127, 41360), (2256, 38995), (2585, 34032), (2640, 33323), (2820, 31196), (2836, 31020), (3102, 28360), (3545, 24816), (3760, 23397), (4136, 21270), (4254, 20680), (5170, 17016), (5640, 15598), (5672, 15510), (6204, 14180), (7090, 12408), (7755, 11344), (7799, 11280), (8272, 10635), (8508, 10340)]