554747480

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{809}}^1$

素因数の和:937

約数の個数: 128

約数和(自身を含む): 1492992000

約数和(自身を除く): 938244520

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 31, 35, 40, 56, 62, 70, 79, 124, 140, 155, 158, 217, 248, 280, 310, 316, 395, 434, 553, 620, 632, 790, 809, 868, 1085, 1106, 1240, 1580, 1618, 1736, 2170, 2212, 2449, 2765, 3160, 3236, 4045, 4340, 4424, 4898, 5530, 5663, 6472, 8090, 8680, 9796, 11060, 11326, 12245, 16180, 17143, 19592, 22120, 22652, 24490, 25079, 28315, 32360, 34286, 45304, 48980, 50158, 56630, 63911, 68572, 85715, 97960, 100316, 113260, 125395, 127822, 137144, 171430, 175553, 200632, 226520, 250790, 255644, 319555, 342860, 351106, 447377, 501580, 511288, 639110, 685720, 702212, 877765, 894754, 1003160, 1278220, 1404424, 1755530, 1789508, 1981241, 2236885, 2556440, 3511060, 3579016, 3962482, 4473770, 7022120, 7924964, 8947540, 9906205, 13868687, 15849928, 17895080, 19812410, 27737374, 39624820, 55474748, 69343435, 79249640, 110949496, 138686870, 277373740, 554747480]

約数ペア:

[(1, 554747480), (2, 277373740), (4, 138686870), (5, 110949496), (7, 79249640), (8, 69343435), (10, 55474748), (14, 39624820), (20, 27737374), (28, 19812410), (31, 17895080), (35, 15849928), (40, 13868687), (56, 9906205), (62, 8947540), (70, 7924964), (79, 7022120), (124, 4473770), (140, 3962482), (155, 3579016), (158, 3511060), (217, 2556440), (248, 2236885), (280, 1981241), (310, 1789508), (316, 1755530), (395, 1404424), (434, 1278220), (553, 1003160), (620, 894754), (632, 877765), (790, 702212), (809, 685720), (868, 639110), (1085, 511288), (1106, 501580), (1240, 447377), (1580, 351106), (1618, 342860), (1736, 319555), (2170, 255644), (2212, 250790), (2449, 226520), (2765, 200632), (3160, 175553), (3236, 171430), (4045, 137144), (4340, 127822), (4424, 125395), (4898, 113260), (5530, 100316), (5663, 97960), (6472, 85715), (8090, 68572), (8680, 63911), (9796, 56630), (11060, 50158), (11326, 48980), (12245, 45304), (16180, 34286), (17143, 32360), (19592, 28315), (22120, 25079), (22652, 24490)]