28464840

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{2137}}^1$

素因数の和:2191

約数の個数: 96

約数和(自身を含む): 95055480

約数和(自身を除く): 66590640

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 37, 40, 45, 60, 72, 74, 90, 111, 120, 148, 180, 185, 222, 296, 333, 360, 370, 444, 555, 666, 740, 888, 1110, 1332, 1480, 1665, 2137, 2220, 2664, 3330, 4274, 4440, 6411, 6660, 8548, 10685, 12822, 13320, 17096, 19233, 21370, 25644, 32055, 38466, 42740, 51288, 64110, 76932, 79069, 85480, 96165, 128220, 153864, 158138, 192330, 237207, 256440, 316276, 384660, 395345, 474414, 632552, 711621, 769320, 790690, 948828, 1186035, 1423242, 1581380, 1897656, 2372070, 2846484, 3162760, 3558105, 4744140, 5692968, 7116210, 9488280, 14232420, 28464840]

約数ペア:

[(1, 28464840), (2, 14232420), (3, 9488280), (4, 7116210), (5, 5692968), (6, 4744140), (8, 3558105), (9, 3162760), (10, 2846484), (12, 2372070), (15, 1897656), (18, 1581380), (20, 1423242), (24, 1186035), (30, 948828), (36, 790690), (37, 769320), (40, 711621), (45, 632552), (60, 474414), (72, 395345), (74, 384660), (90, 316276), (111, 256440), (120, 237207), (148, 192330), (180, 158138), (185, 153864), (222, 128220), (296, 96165), (333, 85480), (360, 79069), (370, 76932), (444, 64110), (555, 51288), (666, 42740), (740, 38466), (888, 32055), (1110, 25644), (1332, 21370), (1480, 19233), (1665, 17096), (2137, 13320), (2220, 12822), (2664, 10685), (3330, 8548), (4274, 6660), (4440, 6411)]