221973360

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{3571}}^1$

素因数の和:3631

約数の個数: 160

約数和(自身を含む): 807900672

約数和(自身を除く): 585927312

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 37, 40, 42, 48, 56, 60, 70, 74, 80, 84, 105, 111, 112, 120, 140, 148, 168, 185, 210, 222, 240, 259, 280, 296, 336, 370, 420, 444, 518, 555, 560, 592, 740, 777, 840, 888, 1036, 1110, 1295, 1480, 1554, 1680, 1776, 2072, 2220, 2590, 2960, 3108, 3571, 3885, 4144, 4440, 5180, 6216, 7142, 7770, 8880, 10360, 10713, 12432, 14284, 15540, 17855, 20720, 21426, 24997, 28568, 31080, 35710, 42852, 49994, 53565, 57136, 62160, 71420, 74991, 85704, 99988, 107130, 124985, 132127, 142840, 149982, 171408, 199976, 214260, 249970, 264254, 285680, 299964, 374955, 396381, 399952, 428520, 499940, 528508, 599928, 660635, 749910, 792762, 857040, 924889, 999880, 1057016, 1199856, 1321270, 1499820, 1585524, 1849778, 1981905, 1999760, 2114032, 2642540, 2774667, 2999640, 3171048, 3699556, 3963810, 4624445, 5285080, 5549334, 5999280, 6342096, 7399112, 7927620, 9248890, 10570160, 11098668, 13873335, 14798224, 15855240, 18497780, 22197336, 27746670, 31710480, 36995560, 44394672, 55493340, 73991120, 110986680, 221973360]

約数ペア:

[(1, 221973360), (2, 110986680), (3, 73991120), (4, 55493340), (5, 44394672), (6, 36995560), (7, 31710480), (8, 27746670), (10, 22197336), (12, 18497780), (14, 15855240), (15, 14798224), (16, 13873335), (20, 11098668), (21, 10570160), (24, 9248890), (28, 7927620), (30, 7399112), (35, 6342096), (37, 5999280), (40, 5549334), (42, 5285080), (48, 4624445), (56, 3963810), (60, 3699556), (70, 3171048), (74, 2999640), (80, 2774667), (84, 2642540), (105, 2114032), (111, 1999760), (112, 1981905), (120, 1849778), (140, 1585524), (148, 1499820), (168, 1321270), (185, 1199856), (210, 1057016), (222, 999880), (240, 924889), (259, 857040), (280, 792762), (296, 749910), (336, 660635), (370, 599928), (420, 528508), (444, 499940), (518, 428520), (555, 399952), (560, 396381), (592, 374955), (740, 299964), (777, 285680), (840, 264254), (888, 249970), (1036, 214260), (1110, 199976), (1295, 171408), (1480, 149982), (1554, 142840), (1680, 132127), (1776, 124985), (2072, 107130), (2220, 99988), (2590, 85704), (2960, 74991), (3108, 71420), (3571, 62160), (3885, 57136), (4144, 53565), (4440, 49994), (5180, 42852), (6216, 35710), (7142, 31080), (7770, 28568), (8880, 24997), (10360, 21426), (10713, 20720), (12432, 17855), (14284, 15540)]