254735640

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{157}}^1\times {\mathrm{4507}}^1$

素因数の和:4681

約数の個数: 96

約数和(自身を含む): 833348880

約数和(自身を除く): 578613240

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 157, 180, 314, 360, 471, 628, 785, 942, 1256, 1413, 1570, 1884, 2355, 2826, 3140, 3768, 4507, 4710, 5652, 6280, 7065, 9014, 9420, 11304, 13521, 14130, 18028, 18840, 22535, 27042, 28260, 36056, 40563, 45070, 54084, 56520, 67605, 81126, 90140, 108168, 135210, 162252, 180280, 202815, 270420, 324504, 405630, 540840, 707599, 811260, 1415198, 1622520, 2122797, 2830396, 3537995, 4245594, 5660792, 6368391, 7075990, 8491188, 10613985, 12736782, 14151980, 16982376, 21227970, 25473564, 28303960, 31841955, 42455940, 50947128, 63683910, 84911880, 127367820, 254735640]

約数ペア:

[(1, 254735640), (2, 127367820), (3, 84911880), (4, 63683910), (5, 50947128), (6, 42455940), (8, 31841955), (9, 28303960), (10, 25473564), (12, 21227970), (15, 16982376), (18, 14151980), (20, 12736782), (24, 10613985), (30, 8491188), (36, 7075990), (40, 6368391), (45, 5660792), (60, 4245594), (72, 3537995), (90, 2830396), (120, 2122797), (157, 1622520), (180, 1415198), (314, 811260), (360, 707599), (471, 540840), (628, 405630), (785, 324504), (942, 270420), (1256, 202815), (1413, 180280), (1570, 162252), (1884, 135210), (2355, 108168), (2826, 90140), (3140, 81126), (3768, 67605), (4507, 56520), (4710, 54084), (5652, 45070), (6280, 40563), (7065, 36056), (9014, 28260), (9420, 27042), (11304, 22535), (13521, 18840), (14130, 18028)]