179921520

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{2687}}^1$

素因数の和:2740

約数の個数: 160

約数和(自身を含む): 639959040

約数和(自身を除く): 460037520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 31, 36, 40, 45, 48, 54, 60, 62, 72, 80, 90, 93, 108, 120, 124, 135, 144, 155, 180, 186, 216, 240, 248, 270, 279, 310, 360, 372, 432, 465, 496, 540, 558, 620, 720, 744, 837, 930, 1080, 1116, 1240, 1395, 1488, 1674, 1860, 2160, 2232, 2480, 2687, 2790, 3348, 3720, 4185, 4464, 5374, 5580, 6696, 7440, 8061, 8370, 10748, 11160, 13392, 13435, 16122, 16740, 21496, 22320, 24183, 26870, 32244, 33480, 40305, 42992, 48366, 53740, 64488, 66960, 72549, 80610, 83297, 96732, 107480, 120915, 128976, 145098, 161220, 166594, 193464, 214960, 241830, 249891, 290196, 322440, 333188, 362745, 386928, 416485, 483660, 499782, 580392, 644880, 666376, 725490, 749673, 832970, 967320, 999564, 1160784, 1249455, 1332752, 1450980, 1499346, 1665940, 1934640, 1999128, 2249019, 2498910, 2901960, 2998692, 3331880, 3748365, 3998256, 4498038, 4997820, 5803920, 5997384, 6663760, 7496730, 8996076, 9995640, 11245095, 11994768, 14993460, 17992152, 19991280, 22490190, 29986920, 35984304, 44980380, 59973840, 89960760, 179921520]

約数ペア:

[(1, 179921520), (2, 89960760), (3, 59973840), (4, 44980380), (5, 35984304), (6, 29986920), (8, 22490190), (9, 19991280), (10, 17992152), (12, 14993460), (15, 11994768), (16, 11245095), (18, 9995640), (20, 8996076), (24, 7496730), (27, 6663760), (30, 5997384), (31, 5803920), (36, 4997820), (40, 4498038), (45, 3998256), (48, 3748365), (54, 3331880), (60, 2998692), (62, 2901960), (72, 2498910), (80, 2249019), (90, 1999128), (93, 1934640), (108, 1665940), (120, 1499346), (124, 1450980), (135, 1332752), (144, 1249455), (155, 1160784), (180, 999564), (186, 967320), (216, 832970), (240, 749673), (248, 725490), (270, 666376), (279, 644880), (310, 580392), (360, 499782), (372, 483660), (432, 416485), (465, 386928), (496, 362745), (540, 333188), (558, 322440), (620, 290196), (720, 249891), (744, 241830), (837, 214960), (930, 193464), (1080, 166594), (1116, 161220), (1240, 145098), (1395, 128976), (1488, 120915), (1674, 107480), (1860, 96732), (2160, 83297), (2232, 80610), (2480, 72549), (2687, 66960), (2790, 64488), (3348, 53740), (3720, 48366), (4185, 42992), (4464, 40305), (5374, 33480), (5580, 32244), (6696, 26870), (7440, 24183), (8061, 22320), (8370, 21496), (10748, 16740), (11160, 16122), (13392, 13435)]