82780680

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{337}}^1$

素因数の和:463

約数の個数: 128

約数和(自身を含む): 262828800

約数和(自身を除く): 180048120

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, 337, 345, 356, 445, 460, 534, 552, 674, 690, 712, 890, 920, 1011, 1068, 1335, 1348, 1380, 1685, 1780, 2022, 2047, 2136, 2670, 2696, 2760, 3370, 3560, 4044, 4094, 5055, 5340, 6141, 6740, 7751, 8088, 8188, 10110, 10235, 10680, 12282, 13480, 15502, 16376, 20220, 20470, 23253, 24564, 29993, 30705, 31004, 38755, 40440, 40940, 46506, 49128, 59986, 61410, 62008, 77510, 81880, 89979, 93012, 116265, 119972, 122820, 149965, 155020, 179958, 186024, 232530, 239944, 245640, 299930, 310040, 359916, 449895, 465060, 599860, 689839, 719832, 899790, 930120, 1199720, 1379678, 1799580, 2069517, 2759356, 3449195, 3599160, 4139034, 5518712, 6898390, 8278068, 10347585, 13796780, 16556136, 20695170, 27593560, 41390340, 82780680]

約数ペア:

[(1, 82780680), (2, 41390340), (3, 27593560), (4, 20695170), (5, 16556136), (6, 13796780), (8, 10347585), (10, 8278068), (12, 6898390), (15, 5518712), (20, 4139034), (23, 3599160), (24, 3449195), (30, 2759356), (40, 2069517), (46, 1799580), (60, 1379678), (69, 1199720), (89, 930120), (92, 899790), (115, 719832), (120, 689839), (138, 599860), (178, 465060), (184, 449895), (230, 359916), (267, 310040), (276, 299930), (337, 245640), (345, 239944), (356, 232530), (445, 186024), (460, 179958), (534, 155020), (552, 149965), (674, 122820), (690, 119972), (712, 116265), (890, 93012), (920, 89979), (1011, 81880), (1068, 77510), (1335, 62008), (1348, 61410), (1380, 59986), (1685, 49128), (1780, 46506), (2022, 40940), (2047, 40440), (2136, 38755), (2670, 31004), (2696, 30705), (2760, 29993), (3370, 24564), (3560, 23253), (4044, 20470), (4094, 20220), (5055, 16376), (5340, 15502), (6141, 13480), (6740, 12282), (7751, 10680), (8088, 10235), (8188, 10110)]