1561987080

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{2089}}^1$

素因数の和:2204

約数の個数: 192

約数和(自身を含む): 5320972800

約数和(自身を除く): 3758985720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 31, 36, 40, 45, 60, 62, 67, 72, 90, 93, 120, 124, 134, 155, 180, 186, 201, 248, 268, 279, 310, 335, 360, 372, 402, 465, 536, 558, 603, 620, 670, 744, 804, 930, 1005, 1116, 1206, 1240, 1340, 1395, 1608, 1860, 2010, 2077, 2089, 2232, 2412, 2680, 2790, 3015, 3720, 4020, 4154, 4178, 4824, 5580, 6030, 6231, 6267, 8040, 8308, 8356, 10385, 10445, 11160, 12060, 12462, 12534, 16616, 16712, 18693, 18801, 20770, 20890, 24120, 24924, 25068, 31155, 31335, 37386, 37602, 41540, 41780, 49848, 50136, 62310, 62670, 64759, 74772, 75204, 83080, 83560, 93465, 94005, 124620, 125340, 129518, 139963, 149544, 150408, 186930, 188010, 194277, 249240, 250680, 259036, 279926, 323795, 373860, 376020, 388554, 419889, 518072, 559852, 582831, 647590, 699815, 747720, 752040, 777108, 839778, 971385, 1119704, 1165662, 1259667, 1295180, 1399630, 1554216, 1679556, 1942770, 2099445, 2331324, 2519334, 2590360, 2799260, 2914155, 3359112, 3885540, 4198890, 4338853, 4662648, 5038668, 5598520, 5828310, 6298335, 7771080, 8397780, 8677706, 10077336, 11656620, 12596670, 13016559, 16795560, 17355412, 21694265, 23313240, 25193340, 26033118, 34710824, 39049677, 43388530, 50386680, 52066236, 65082795, 78099354, 86777060, 104132472, 130165590, 156198708, 173554120, 195248385, 260331180, 312397416, 390496770, 520662360, 780993540, 1561987080]

約数ペア:

[(1, 1561987080), (2, 780993540), (3, 520662360), (4, 390496770), (5, 312397416), (6, 260331180), (8, 195248385), (9, 173554120), (10, 156198708), (12, 130165590), (15, 104132472), (18, 86777060), (20, 78099354), (24, 65082795), (30, 52066236), (31, 50386680), (36, 43388530), (40, 39049677), (45, 34710824), (60, 26033118), (62, 25193340), (67, 23313240), (72, 21694265), (90, 17355412), (93, 16795560), (120, 13016559), (124, 12596670), (134, 11656620), (155, 10077336), (180, 8677706), (186, 8397780), (201, 7771080), (248, 6298335), (268, 5828310), (279, 5598520), (310, 5038668), (335, 4662648), (360, 4338853), (372, 4198890), (402, 3885540), (465, 3359112), (536, 2914155), (558, 2799260), (603, 2590360), (620, 2519334), (670, 2331324), (744, 2099445), (804, 1942770), (930, 1679556), (1005, 1554216), (1116, 1399630), (1206, 1295180), (1240, 1259667), (1340, 1165662), (1395, 1119704), (1608, 971385), (1860, 839778), (2010, 777108), (2077, 752040), (2089, 747720), (2232, 699815), (2412, 647590), (2680, 582831), (2790, 559852), (3015, 518072), (3720, 419889), (4020, 388554), (4154, 376020), (4178, 373860), (4824, 323795), (5580, 279926), (6030, 259036), (6231, 250680), (6267, 249240), (8040, 194277), (8308, 188010), (8356, 186930), (10385, 150408), (10445, 149544), (11160, 139963), (12060, 129518), (12462, 125340), (12534, 124620), (16616, 94005), (16712, 93465), (18693, 83560), (18801, 83080), (20770, 75204), (20890, 74772), (24120, 64759), (24924, 62670), (25068, 62310), (31155, 50136), (31335, 49848), (37386, 41780), (37602, 41540)]