90840240

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{1777}}^1$

素因数の和:1867

約数の個数: 120

約数和(自身を含む): 309542688

約数和(自身を除く): 218702448

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 71, 72, 80, 90, 120, 142, 144, 180, 213, 240, 284, 355, 360, 426, 568, 639, 710, 720, 852, 1065, 1136, 1278, 1420, 1704, 1777, 2130, 2556, 2840, 3195, 3408, 3554, 4260, 5112, 5331, 5680, 6390, 7108, 8520, 8885, 10224, 10662, 12780, 14216, 15993, 17040, 17770, 21324, 25560, 26655, 28432, 31986, 35540, 42648, 51120, 53310, 63972, 71080, 79965, 85296, 106620, 126167, 127944, 142160, 159930, 213240, 252334, 255888, 319860, 378501, 426480, 504668, 630835, 639720, 757002, 1009336, 1135503, 1261670, 1279440, 1514004, 1892505, 2018672, 2271006, 2523340, 3028008, 3785010, 4542012, 5046680, 5677515, 6056016, 7570020, 9084024, 10093360, 11355030, 15140040, 18168048, 22710060, 30280080, 45420120, 90840240]

約数ペア:

[(1, 90840240), (2, 45420120), (3, 30280080), (4, 22710060), (5, 18168048), (6, 15140040), (8, 11355030), (9, 10093360), (10, 9084024), (12, 7570020), (15, 6056016), (16, 5677515), (18, 5046680), (20, 4542012), (24, 3785010), (30, 3028008), (36, 2523340), (40, 2271006), (45, 2018672), (48, 1892505), (60, 1514004), (71, 1279440), (72, 1261670), (80, 1135503), (90, 1009336), (120, 757002), (142, 639720), (144, 630835), (180, 504668), (213, 426480), (240, 378501), (284, 319860), (355, 255888), (360, 252334), (426, 213240), (568, 159930), (639, 142160), (710, 127944), (720, 126167), (852, 106620), (1065, 85296), (1136, 79965), (1278, 71080), (1420, 63972), (1704, 53310), (1777, 51120), (2130, 42648), (2556, 35540), (2840, 31986), (3195, 28432), (3408, 26655), (3554, 25560), (4260, 21324), (5112, 17770), (5331, 17040), (5680, 15993), (6390, 14216), (7108, 12780), (8520, 10662), (8885, 10224)]