1285751340

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{83}}^1\times {\mathrm{28687}}^1$

素因数の和:28788

約数の個数: 96

約数和(自身を含む): 4048450560

約数和(自身を除く): 2762699220

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 83, 90, 108, 135, 166, 180, 249, 270, 332, 415, 498, 540, 747, 830, 996, 1245, 1494, 1660, 2241, 2490, 2988, 3735, 4482, 4980, 7470, 8964, 11205, 14940, 22410, 28687, 44820, 57374, 86061, 114748, 143435, 172122, 258183, 286870, 344244, 430305, 516366, 573740, 774549, 860610, 1032732, 1290915, 1549098, 1721220, 2381021, 2581830, 3098196, 3872745, 4762042, 5163660, 7143063, 7745490, 9524084, 11905105, 14286126, 15490980, 21429189, 23810210, 28572252, 35715315, 42858378, 47620420, 64287567, 71430630, 85716756, 107145945, 128575134, 142861260, 214291890, 257150268, 321437835, 428583780, 642875670, 1285751340]

約数ペア:

[(1, 1285751340), (2, 642875670), (3, 428583780), (4, 321437835), (5, 257150268), (6, 214291890), (9, 142861260), (10, 128575134), (12, 107145945), (15, 85716756), (18, 71430630), (20, 64287567), (27, 47620420), (30, 42858378), (36, 35715315), (45, 28572252), (54, 23810210), (60, 21429189), (83, 15490980), (90, 14286126), (108, 11905105), (135, 9524084), (166, 7745490), (180, 7143063), (249, 5163660), (270, 4762042), (332, 3872745), (415, 3098196), (498, 2581830), (540, 2381021), (747, 1721220), (830, 1549098), (996, 1290915), (1245, 1032732), (1494, 860610), (1660, 774549), (2241, 573740), (2490, 516366), (2988, 430305), (3735, 344244), (4482, 286870), (4980, 258183), (7470, 172122), (8964, 143435), (11205, 114748), (14940, 86061), (22410, 57374), (28687, 44820)]