90491280

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{151}}^1\times {\mathrm{227}}^1$

素因数の和:405

約数の個数: 160

約数和(自身を含む): 309408768

約数和(自身を除く): 218917488

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 33, 40, 44, 48, 55, 60, 66, 80, 88, 110, 120, 132, 151, 165, 176, 220, 227, 240, 264, 302, 330, 440, 453, 454, 528, 604, 660, 681, 755, 880, 906, 908, 1135, 1208, 1320, 1362, 1510, 1661, 1812, 1816, 2265, 2270, 2416, 2497, 2640, 2724, 3020, 3322, 3405, 3624, 3632, 4530, 4540, 4983, 4994, 5448, 6040, 6644, 6810, 7248, 7491, 8305, 9060, 9080, 9966, 9988, 10896, 12080, 12485, 13288, 13620, 14982, 16610, 18120, 18160, 19932, 19976, 24915, 24970, 26576, 27240, 29964, 33220, 34277, 36240, 37455, 39864, 39952, 49830, 49940, 54480, 59928, 66440, 68554, 74910, 79728, 99660, 99880, 102831, 119856, 132880, 137108, 149820, 171385, 199320, 199760, 205662, 274216, 299640, 342770, 377047, 398640, 411324, 514155, 548432, 599280, 685540, 754094, 822648, 1028310, 1131141, 1371080, 1508188, 1645296, 1885235, 2056620, 2262282, 2742160, 3016376, 3770470, 4113240, 4524564, 5655705, 6032752, 7540940, 8226480, 9049128, 11311410, 15081880, 18098256, 22622820, 30163760, 45245640, 90491280]

約数ペア:

[(1, 90491280), (2, 45245640), (3, 30163760), (4, 22622820), (5, 18098256), (6, 15081880), (8, 11311410), (10, 9049128), (11, 8226480), (12, 7540940), (15, 6032752), (16, 5655705), (20, 4524564), (22, 4113240), (24, 3770470), (30, 3016376), (33, 2742160), (40, 2262282), (44, 2056620), (48, 1885235), (55, 1645296), (60, 1508188), (66, 1371080), (80, 1131141), (88, 1028310), (110, 822648), (120, 754094), (132, 685540), (151, 599280), (165, 548432), (176, 514155), (220, 411324), (227, 398640), (240, 377047), (264, 342770), (302, 299640), (330, 274216), (440, 205662), (453, 199760), (454, 199320), (528, 171385), (604, 149820), (660, 137108), (681, 132880), (755, 119856), (880, 102831), (906, 99880), (908, 99660), (1135, 79728), (1208, 74910), (1320, 68554), (1362, 66440), (1510, 59928), (1661, 54480), (1812, 49940), (1816, 49830), (2265, 39952), (2270, 39864), (2416, 37455), (2497, 36240), (2640, 34277), (2724, 33220), (3020, 29964), (3322, 27240), (3405, 26576), (3624, 24970), (3632, 24915), (4530, 19976), (4540, 19932), (4983, 18160), (4994, 18120), (5448, 16610), (6040, 14982), (6644, 13620), (6810, 13288), (7248, 12485), (7491, 12080), (8305, 10896), (9060, 9988), (9080, 9966)]