82656640

素因数分解:

$2^7\times 5^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{199}}^1$

素因数の和:288

約数の個数: 128

約数和(自身を含む): 220320000

約数和(自身を除く): 137663360

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 59, 64, 80, 88, 110, 118, 128, 160, 176, 199, 220, 236, 295, 320, 352, 398, 440, 472, 590, 640, 649, 704, 796, 880, 944, 995, 1180, 1298, 1408, 1592, 1760, 1888, 1990, 2189, 2360, 2596, 3184, 3245, 3520, 3776, 3980, 4378, 4720, 5192, 6368, 6490, 7040, 7552, 7960, 8756, 9440, 10384, 10945, 11741, 12736, 12980, 15920, 17512, 18880, 20768, 21890, 23482, 25472, 25960, 31840, 35024, 37760, 41536, 43780, 46964, 51920, 58705, 63680, 70048, 83072, 87560, 93928, 103840, 117410, 127360, 129151, 140096, 175120, 187856, 207680, 234820, 258302, 280192, 350240, 375712, 415360, 469640, 516604, 645755, 700480, 751424, 939280, 1033208, 1291510, 1400960, 1502848, 1878560, 2066416, 2583020, 3757120, 4132832, 5166040, 7514240, 8265664, 10332080, 16531328, 20664160, 41328320, 82656640]

約数ペア:

[(1, 82656640), (2, 41328320), (4, 20664160), (5, 16531328), (8, 10332080), (10, 8265664), (11, 7514240), (16, 5166040), (20, 4132832), (22, 3757120), (32, 2583020), (40, 2066416), (44, 1878560), (55, 1502848), (59, 1400960), (64, 1291510), (80, 1033208), (88, 939280), (110, 751424), (118, 700480), (128, 645755), (160, 516604), (176, 469640), (199, 415360), (220, 375712), (236, 350240), (295, 280192), (320, 258302), (352, 234820), (398, 207680), (440, 187856), (472, 175120), (590, 140096), (640, 129151), (649, 127360), (704, 117410), (796, 103840), (880, 93928), (944, 87560), (995, 83072), (1180, 70048), (1298, 63680), (1408, 58705), (1592, 51920), (1760, 46964), (1888, 43780), (1990, 41536), (2189, 37760), (2360, 35024), (2596, 31840), (3184, 25960), (3245, 25472), (3520, 23482), (3776, 21890), (3980, 20768), (4378, 18880), (4720, 17512), (5192, 15920), (6368, 12980), (6490, 12736), (7040, 11741), (7552, 10945), (7960, 10384), (8756, 9440)]