220862880

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{21911}}^1$

素因数の和:21939

約数の個数: 144

約数和(自身を含む): 861404544

約数和(自身を除く): 640541664

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 140, 144, 160, 168, 180, 210, 224, 240, 252, 280, 288, 315, 336, 360, 420, 480, 504, 560, 630, 672, 720, 840, 1008, 1120, 1260, 1440, 1680, 2016, 2520, 3360, 5040, 10080, 21911, 43822, 65733, 87644, 109555, 131466, 153377, 175288, 197199, 219110, 262932, 306754, 328665, 350576, 394398, 438220, 460131, 525864, 613508, 657330, 701152, 766885, 788796, 876440, 920262, 985995, 1051728, 1227016, 1314660, 1380393, 1533770, 1577592, 1752880, 1840524, 1971990, 2103456, 2300655, 2454032, 2629320, 2760786, 3067540, 3155184, 3505760, 3681048, 3943980, 4601310, 4908064, 5258640, 5521572, 6135080, 6310368, 6901965, 7362096, 7887960, 9202620, 10517280, 11043144, 12270160, 13803930, 14724192, 15775920, 18405240, 22086288, 24540320, 27607860, 31551840, 36810480, 44172576, 55215720, 73620960, 110431440, 220862880]

約数ペア:

[(1, 220862880), (2, 110431440), (3, 73620960), (4, 55215720), (5, 44172576), (6, 36810480), (7, 31551840), (8, 27607860), (9, 24540320), (10, 22086288), (12, 18405240), (14, 15775920), (15, 14724192), (16, 13803930), (18, 12270160), (20, 11043144), (21, 10517280), (24, 9202620), (28, 7887960), (30, 7362096), (32, 6901965), (35, 6310368), (36, 6135080), (40, 5521572), (42, 5258640), (45, 4908064), (48, 4601310), (56, 3943980), (60, 3681048), (63, 3505760), (70, 3155184), (72, 3067540), (80, 2760786), (84, 2629320), (90, 2454032), (96, 2300655), (105, 2103456), (112, 1971990), (120, 1840524), (126, 1752880), (140, 1577592), (144, 1533770), (160, 1380393), (168, 1314660), (180, 1227016), (210, 1051728), (224, 985995), (240, 920262), (252, 876440), (280, 788796), (288, 766885), (315, 701152), (336, 657330), (360, 613508), (420, 525864), (480, 460131), (504, 438220), (560, 394398), (630, 350576), (672, 328665), (720, 306754), (840, 262932), (1008, 219110), (1120, 197199), (1260, 175288), (1440, 153377), (1680, 131466), (2016, 109555), (2520, 87644), (3360, 65733), (5040, 43822), (10080, 21911)]