178980120

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{45197}}^1$

素因数の和:45225

約数の個数: 96

約数和(自身を含む): 634579920

約数和(自身を除く): 455599800

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 30, 33, 36, 40, 44, 45, 55, 60, 66, 72, 88, 90, 99, 110, 120, 132, 165, 180, 198, 220, 264, 330, 360, 396, 440, 495, 660, 792, 990, 1320, 1980, 3960, 45197, 90394, 135591, 180788, 225985, 271182, 361576, 406773, 451970, 497167, 542364, 677955, 813546, 903940, 994334, 1084728, 1355910, 1491501, 1627092, 1807880, 1988668, 2033865, 2485835, 2711820, 2983002, 3254184, 3977336, 4067730, 4474503, 4971670, 5423640, 5966004, 7457505, 8135460, 8949006, 9943340, 11932008, 14915010, 16270920, 17898012, 19886680, 22372515, 29830020, 35796024, 44745030, 59660040, 89490060, 178980120]

約数ペア:

[(1, 178980120), (2, 89490060), (3, 59660040), (4, 44745030), (5, 35796024), (6, 29830020), (8, 22372515), (9, 19886680), (10, 17898012), (11, 16270920), (12, 14915010), (15, 11932008), (18, 9943340), (20, 8949006), (22, 8135460), (24, 7457505), (30, 5966004), (33, 5423640), (36, 4971670), (40, 4474503), (44, 4067730), (45, 3977336), (55, 3254184), (60, 2983002), (66, 2711820), (72, 2485835), (88, 2033865), (90, 1988668), (99, 1807880), (110, 1627092), (120, 1491501), (132, 1355910), (165, 1084728), (180, 994334), (198, 903940), (220, 813546), (264, 677955), (330, 542364), (360, 497167), (396, 451970), (440, 406773), (495, 361576), (660, 271182), (792, 225985), (990, 180788), (1320, 135591), (1980, 90394), (3960, 45197)]