71489520

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{1439}}^1$

素因数の和:1484

約数の個数: 160

約数和(自身を含む): 257126400

約数和(自身を除く): 185636880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 23, 24, 27, 30, 36, 40, 45, 46, 48, 54, 60, 69, 72, 80, 90, 92, 108, 115, 120, 135, 138, 144, 180, 184, 207, 216, 230, 240, 270, 276, 345, 360, 368, 414, 432, 460, 540, 552, 621, 690, 720, 828, 920, 1035, 1080, 1104, 1242, 1380, 1439, 1656, 1840, 2070, 2160, 2484, 2760, 2878, 3105, 3312, 4140, 4317, 4968, 5520, 5756, 6210, 7195, 8280, 8634, 9936, 11512, 12420, 12951, 14390, 16560, 17268, 21585, 23024, 24840, 25902, 28780, 33097, 34536, 38853, 43170, 49680, 51804, 57560, 64755, 66194, 69072, 77706, 86340, 99291, 103608, 115120, 129510, 132388, 155412, 165485, 172680, 194265, 198582, 207216, 259020, 264776, 297873, 310824, 330970, 345360, 388530, 397164, 496455, 518040, 529552, 595746, 621648, 661940, 777060, 794328, 893619, 992910, 1036080, 1191492, 1323880, 1489365, 1554120, 1588656, 1787238, 1985820, 2382984, 2647760, 2978730, 3108240, 3574476, 3971640, 4468095, 4765968, 5957460, 7148952, 7943280, 8936190, 11914920, 14297904, 17872380, 23829840, 35744760, 71489520]

約数ペア:

[(1, 71489520), (2, 35744760), (3, 23829840), (4, 17872380), (5, 14297904), (6, 11914920), (8, 8936190), (9, 7943280), (10, 7148952), (12, 5957460), (15, 4765968), (16, 4468095), (18, 3971640), (20, 3574476), (23, 3108240), (24, 2978730), (27, 2647760), (30, 2382984), (36, 1985820), (40, 1787238), (45, 1588656), (46, 1554120), (48, 1489365), (54, 1323880), (60, 1191492), (69, 1036080), (72, 992910), (80, 893619), (90, 794328), (92, 777060), (108, 661940), (115, 621648), (120, 595746), (135, 529552), (138, 518040), (144, 496455), (180, 397164), (184, 388530), (207, 345360), (216, 330970), (230, 310824), (240, 297873), (270, 264776), (276, 259020), (345, 207216), (360, 198582), (368, 194265), (414, 172680), (432, 165485), (460, 155412), (540, 132388), (552, 129510), (621, 115120), (690, 103608), (720, 99291), (828, 86340), (920, 77706), (1035, 69072), (1080, 66194), (1104, 64755), (1242, 57560), (1380, 51804), (1439, 49680), (1656, 43170), (1840, 38853), (2070, 34536), (2160, 33097), (2484, 28780), (2760, 25902), (2878, 24840), (3105, 23024), (3312, 21585), (4140, 17268), (4317, 16560), (4968, 14390), (5520, 12951), (5756, 12420), (6210, 11512), (7195, 9936), (8280, 8634)]