80161320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{233}}^1$

素因数の和:355

約数の個数: 128

約数和(自身を含む): 250698240

約数和(自身を除く): 170536920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 47, 60, 61, 94, 120, 122, 141, 183, 188, 233, 235, 244, 282, 305, 366, 376, 466, 470, 488, 564, 610, 699, 705, 732, 915, 932, 940, 1128, 1165, 1220, 1398, 1410, 1464, 1830, 1864, 1880, 2330, 2440, 2796, 2820, 2867, 3495, 3660, 4660, 5592, 5640, 5734, 6990, 7320, 8601, 9320, 10951, 11468, 13980, 14213, 14335, 17202, 21902, 22936, 27960, 28426, 28670, 32853, 34404, 42639, 43005, 43804, 54755, 56852, 57340, 65706, 68808, 71065, 85278, 86010, 87608, 109510, 113704, 114680, 131412, 142130, 164265, 170556, 172020, 213195, 219020, 262824, 284260, 328530, 341112, 344040, 426390, 438040, 568520, 657060, 668011, 852780, 1314120, 1336022, 1705560, 2004033, 2672044, 3340055, 4008066, 5344088, 6680110, 8016132, 10020165, 13360220, 16032264, 20040330, 26720440, 40080660, 80161320]

約数ペア:

[(1, 80161320), (2, 40080660), (3, 26720440), (4, 20040330), (5, 16032264), (6, 13360220), (8, 10020165), (10, 8016132), (12, 6680110), (15, 5344088), (20, 4008066), (24, 3340055), (30, 2672044), (40, 2004033), (47, 1705560), (60, 1336022), (61, 1314120), (94, 852780), (120, 668011), (122, 657060), (141, 568520), (183, 438040), (188, 426390), (233, 344040), (235, 341112), (244, 328530), (282, 284260), (305, 262824), (366, 219020), (376, 213195), (466, 172020), (470, 170556), (488, 164265), (564, 142130), (610, 131412), (699, 114680), (705, 113704), (732, 109510), (915, 87608), (932, 86010), (940, 85278), (1128, 71065), (1165, 68808), (1220, 65706), (1398, 57340), (1410, 56852), (1464, 54755), (1830, 43804), (1864, 43005), (1880, 42639), (2330, 34404), (2440, 32853), (2796, 28670), (2820, 28426), (2867, 27960), (3495, 22936), (3660, 21902), (4660, 17202), (5592, 14335), (5640, 14213), (5734, 13980), (6990, 11468), (7320, 10951), (8601, 9320)]