811335720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{883}}^1$

素因数の和:960

約数の個数: 256

約数和(自身を含む): 2851430400

約数和(自身を除く): 2040094680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 19, 20, 24, 26, 30, 31, 38, 39, 40, 52, 57, 60, 62, 65, 76, 78, 93, 95, 104, 114, 120, 124, 130, 152, 155, 156, 186, 190, 195, 228, 247, 248, 260, 285, 310, 312, 372, 380, 390, 403, 456, 465, 494, 520, 570, 589, 620, 741, 744, 760, 780, 806, 883, 930, 988, 1140, 1178, 1209, 1235, 1240, 1482, 1560, 1612, 1766, 1767, 1860, 1976, 2015, 2280, 2356, 2418, 2470, 2649, 2945, 2964, 3224, 3532, 3534, 3705, 3720, 4030, 4415, 4712, 4836, 4940, 5298, 5890, 5928, 6045, 7064, 7068, 7410, 7657, 8060, 8830, 8835, 9672, 9880, 10596, 11479, 11780, 12090, 13245, 14136, 14820, 15314, 16120, 16777, 17660, 17670, 21192, 22958, 22971, 23560, 24180, 26490, 27373, 29640, 30628, 33554, 34437, 35320, 35340, 38285, 45916, 45942, 48360, 50331, 52980, 54746, 57395, 61256, 67108, 68874, 70680, 76570, 82119, 83885, 91832, 91884, 100662, 105960, 109492, 114790, 114855, 134216, 136865, 137748, 153140, 164238, 167770, 172185, 183768, 201324, 218101, 218984, 229580, 229710, 251655, 273730, 275496, 306280, 328476, 335540, 344370, 355849, 402648, 410595, 436202, 459160, 459420, 503310, 520087, 547460, 654303, 656952, 671080, 688740, 711698, 821190, 872404, 918840, 1006620, 1040174, 1067547, 1090505, 1094920, 1308606, 1377480, 1423396, 1560261, 1642380, 1744808, 1779245, 2013240, 2080348, 2135094, 2181010, 2600435, 2617212, 2846792, 3120522, 3271515, 3284760, 3558490, 4160696, 4270188, 4362020, 5200870, 5234424, 5337735, 6241044, 6543030, 6761131, 7116980, 7801305, 8540376, 8724040, 10401740, 10675470, 12482088, 13086060, 13522262, 14233960, 15602610, 20283393, 20803480, 21350940, 26172120, 27044524, 31205220, 33805655, 40566786, 42701880, 54089048, 62410440, 67611310, 81133572, 101416965, 135222620, 162267144, 202833930, 270445240, 405667860, 811335720]

約数ペア:

[(1, 811335720), (2, 405667860), (3, 270445240), (4, 202833930), (5, 162267144), (6, 135222620), (8, 101416965), (10, 81133572), (12, 67611310), (13, 62410440), (15, 54089048), (19, 42701880), (20, 40566786), (24, 33805655), (26, 31205220), (30, 27044524), (31, 26172120), (38, 21350940), (39, 20803480), (40, 20283393), (52, 15602610), (57, 14233960), (60, 13522262), (62, 13086060), (65, 12482088), (76, 10675470), (78, 10401740), (93, 8724040), (95, 8540376), (104, 7801305), (114, 7116980), (120, 6761131), (124, 6543030), (130, 6241044), (152, 5337735), (155, 5234424), (156, 5200870), (186, 4362020), (190, 4270188), (195, 4160696), (228, 3558490), (247, 3284760), (248, 3271515), (260, 3120522), (285, 2846792), (310, 2617212), (312, 2600435), (372, 2181010), (380, 2135094), (390, 2080348), (403, 2013240), (456, 1779245), (465, 1744808), (494, 1642380), (520, 1560261), (570, 1423396), (589, 1377480), (620, 1308606), (741, 1094920), (744, 1090505), (760, 1067547), (780, 1040174), (806, 1006620), (883, 918840), (930, 872404), (988, 821190), (1140, 711698), (1178, 688740), (1209, 671080), (1235, 656952), (1240, 654303), (1482, 547460), (1560, 520087), (1612, 503310), (1766, 459420), (1767, 459160), (1860, 436202), (1976, 410595), (2015, 402648), (2280, 355849), (2356, 344370), (2418, 335540), (2470, 328476), (2649, 306280), (2945, 275496), (2964, 273730), (3224, 251655), (3532, 229710), (3534, 229580), (3705, 218984), (3720, 218101), (4030, 201324), (4415, 183768), (4712, 172185), (4836, 167770), (4940, 164238), (5298, 153140), (5890, 137748), (5928, 136865), (6045, 134216), (7064, 114855), (7068, 114790), (7410, 109492), (7657, 105960), (8060, 100662), (8830, 91884), (8835, 91832), (9672, 83885), (9880, 82119), (10596, 76570), (11479, 70680), (11780, 68874), (12090, 67108), (13245, 61256), (14136, 57395), (14820, 54746), (15314, 52980), (16120, 50331), (16777, 48360), (17660, 45942), (17670, 45916), (21192, 38285), (22958, 35340), (22971, 35320), (23560, 34437), (24180, 33554), (26490, 30628), (27373, 29640)]