82890720

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{5233}}^1$

素因数の和:5265

約数の個数: 144

約数和(自身を含む): 308638512

約数和(自身を除く): 225747792

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 30, 32, 33, 36, 40, 44, 45, 48, 55, 60, 66, 72, 80, 88, 90, 96, 99, 110, 120, 132, 144, 160, 165, 176, 180, 198, 220, 240, 264, 288, 330, 352, 360, 396, 440, 480, 495, 528, 660, 720, 792, 880, 990, 1056, 1320, 1440, 1584, 1760, 1980, 2640, 3168, 3960, 5233, 5280, 7920, 10466, 15699, 15840, 20932, 26165, 31398, 41864, 47097, 52330, 57563, 62796, 78495, 83728, 94194, 104660, 115126, 125592, 156990, 167456, 172689, 188388, 209320, 230252, 235485, 251184, 287815, 313980, 345378, 376776, 418640, 460504, 470970, 502368, 518067, 575630, 627960, 690756, 753552, 837280, 863445, 921008, 941940, 1036134, 1151260, 1255920, 1381512, 1507104, 1726890, 1842016, 1883880, 2072268, 2302520, 2511840, 2590335, 2763024, 3453780, 3767760, 4144536, 4605040, 5180670, 5526048, 6907560, 7535520, 8289072, 9210080, 10361340, 13815120, 16578144, 20722680, 27630240, 41445360, 82890720]

約数ペア:

[(1, 82890720), (2, 41445360), (3, 27630240), (4, 20722680), (5, 16578144), (6, 13815120), (8, 10361340), (9, 9210080), (10, 8289072), (11, 7535520), (12, 6907560), (15, 5526048), (16, 5180670), (18, 4605040), (20, 4144536), (22, 3767760), (24, 3453780), (30, 2763024), (32, 2590335), (33, 2511840), (36, 2302520), (40, 2072268), (44, 1883880), (45, 1842016), (48, 1726890), (55, 1507104), (60, 1381512), (66, 1255920), (72, 1151260), (80, 1036134), (88, 941940), (90, 921008), (96, 863445), (99, 837280), (110, 753552), (120, 690756), (132, 627960), (144, 575630), (160, 518067), (165, 502368), (176, 470970), (180, 460504), (198, 418640), (220, 376776), (240, 345378), (264, 313980), (288, 287815), (330, 251184), (352, 235485), (360, 230252), (396, 209320), (440, 188388), (480, 172689), (495, 167456), (528, 156990), (660, 125592), (720, 115126), (792, 104660), (880, 94194), (990, 83728), (1056, 78495), (1320, 62796), (1440, 57563), (1584, 52330), (1760, 47097), (1980, 41864), (2640, 31398), (3168, 26165), (3960, 20932), (5233, 15840), (5280, 15699), (7920, 10466)]