72838720

素因数分解:

$2^6\times 5^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{167}}^1$

素因数の和:260

約数の個数: 112

約数和(自身を含む): 184343040

約数和(自身を除く): 111504320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 32, 40, 47, 58, 64, 80, 94, 116, 145, 160, 167, 188, 232, 235, 290, 320, 334, 376, 464, 470, 580, 668, 752, 835, 928, 940, 1160, 1336, 1363, 1504, 1670, 1856, 1880, 2320, 2672, 2726, 3008, 3340, 3760, 4640, 4843, 5344, 5452, 6680, 6815, 7520, 7849, 9280, 9686, 10688, 10904, 13360, 13630, 15040, 15698, 19372, 21808, 24215, 26720, 27260, 31396, 38744, 39245, 43616, 48430, 53440, 54520, 62792, 77488, 78490, 87232, 96860, 109040, 125584, 154976, 156980, 193720, 218080, 227621, 251168, 309952, 313960, 387440, 436160, 455242, 502336, 627920, 774880, 910484, 1138105, 1255840, 1549760, 1820968, 2276210, 2511680, 3641936, 4552420, 7283872, 9104840, 14567744, 18209680, 36419360, 72838720]

約数ペア:

[(1, 72838720), (2, 36419360), (4, 18209680), (5, 14567744), (8, 9104840), (10, 7283872), (16, 4552420), (20, 3641936), (29, 2511680), (32, 2276210), (40, 1820968), (47, 1549760), (58, 1255840), (64, 1138105), (80, 910484), (94, 774880), (116, 627920), (145, 502336), (160, 455242), (167, 436160), (188, 387440), (232, 313960), (235, 309952), (290, 251168), (320, 227621), (334, 218080), (376, 193720), (464, 156980), (470, 154976), (580, 125584), (668, 109040), (752, 96860), (835, 87232), (928, 78490), (940, 77488), (1160, 62792), (1336, 54520), (1363, 53440), (1504, 48430), (1670, 43616), (1856, 39245), (1880, 38744), (2320, 31396), (2672, 27260), (2726, 26720), (3008, 24215), (3340, 21808), (3760, 19372), (4640, 15698), (4843, 15040), (5344, 13630), (5452, 13360), (6680, 10904), (6815, 10688), (7520, 9686), (7849, 9280)]