211004760

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{859}}^1$

素因数の和:985

約数の個数: 128

約数和(自身を含む): 668736000

約数和(自身を除く): 457731240

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 40, 46, 60, 69, 89, 92, 115, 120, 138, 178, 184, 230, 267, 276, 345, 356, 445, 460, 534, 552, 690, 712, 859, 890, 920, 1068, 1335, 1380, 1718, 1780, 2047, 2136, 2577, 2670, 2760, 3436, 3560, 4094, 4295, 5154, 5340, 6141, 6872, 8188, 8590, 10235, 10308, 10680, 12282, 12885, 16376, 17180, 19757, 20470, 20616, 24564, 25770, 30705, 34360, 39514, 40940, 49128, 51540, 59271, 61410, 76451, 79028, 81880, 98785, 103080, 118542, 122820, 152902, 158056, 197570, 229353, 237084, 245640, 296355, 305804, 382255, 395140, 458706, 474168, 592710, 611608, 764510, 790280, 917412, 1146765, 1185420, 1529020, 1758373, 1834824, 2293530, 2370840, 3058040, 3516746, 4587060, 5275119, 7033492, 8791865, 9174120, 10550238, 14066984, 17583730, 21100476, 26375595, 35167460, 42200952, 52751190, 70334920, 105502380, 211004760]

約数ペア:

[(1, 211004760), (2, 105502380), (3, 70334920), (4, 52751190), (5, 42200952), (6, 35167460), (8, 26375595), (10, 21100476), (12, 17583730), (15, 14066984), (20, 10550238), (23, 9174120), (24, 8791865), (30, 7033492), (40, 5275119), (46, 4587060), (60, 3516746), (69, 3058040), (89, 2370840), (92, 2293530), (115, 1834824), (120, 1758373), (138, 1529020), (178, 1185420), (184, 1146765), (230, 917412), (267, 790280), (276, 764510), (345, 611608), (356, 592710), (445, 474168), (460, 458706), (534, 395140), (552, 382255), (690, 305804), (712, 296355), (859, 245640), (890, 237084), (920, 229353), (1068, 197570), (1335, 158056), (1380, 152902), (1718, 122820), (1780, 118542), (2047, 103080), (2136, 98785), (2577, 81880), (2670, 79028), (2760, 76451), (3436, 61410), (3560, 59271), (4094, 51540), (4295, 49128), (5154, 40940), (5340, 39514), (6141, 34360), (6872, 30705), (8188, 25770), (8590, 24564), (10235, 20616), (10308, 20470), (10680, 19757), (12282, 17180), (12885, 16376)]