165515680

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{599}}^1$

素因数の和:782

約数の個数: 96

約数和(自身を含む): 430012800

約数和(自身を除く): 264497120

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 88, 110, 157, 160, 176, 220, 314, 352, 440, 599, 628, 785, 880, 1198, 1256, 1570, 1727, 1760, 2396, 2512, 2995, 3140, 3454, 4792, 5024, 5990, 6280, 6589, 6908, 8635, 9584, 11980, 12560, 13178, 13816, 17270, 19168, 23960, 25120, 26356, 27632, 32945, 34540, 47920, 52712, 55264, 65890, 69080, 94043, 95840, 105424, 131780, 138160, 188086, 210848, 263560, 276320, 376172, 470215, 527120, 752344, 940430, 1034473, 1054240, 1504688, 1880860, 2068946, 3009376, 3761720, 4137892, 5172365, 7523440, 8275784, 10344730, 15046880, 16551568, 20689460, 33103136, 41378920, 82757840, 165515680]

約数ペア:

[(1, 165515680), (2, 82757840), (4, 41378920), (5, 33103136), (8, 20689460), (10, 16551568), (11, 15046880), (16, 10344730), (20, 8275784), (22, 7523440), (32, 5172365), (40, 4137892), (44, 3761720), (55, 3009376), (80, 2068946), (88, 1880860), (110, 1504688), (157, 1054240), (160, 1034473), (176, 940430), (220, 752344), (314, 527120), (352, 470215), (440, 376172), (599, 276320), (628, 263560), (785, 210848), (880, 188086), (1198, 138160), (1256, 131780), (1570, 105424), (1727, 95840), (1760, 94043), (2396, 69080), (2512, 65890), (2995, 55264), (3140, 52712), (3454, 47920), (4792, 34540), (5024, 32945), (5990, 27632), (6280, 26356), (6589, 25120), (6908, 23960), (8635, 19168), (9584, 17270), (11980, 13816), (12560, 13178)]