220888080

素因数分解:

$2^4\times 3^3\times 5^1\times 7^2\times {\mathrm{2087}}^1$

素因数の和:2123

約数の個数: 240

約数和(自身を含む): 885479040

約数和(自身を除く): 664590960

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 48, 49, 54, 56, 60, 63, 70, 72, 80, 84, 90, 98, 105, 108, 112, 120, 126, 135, 140, 144, 147, 168, 180, 189, 196, 210, 216, 240, 245, 252, 270, 280, 294, 315, 336, 360, 378, 392, 420, 432, 441, 490, 504, 540, 560, 588, 630, 720, 735, 756, 784, 840, 882, 945, 980, 1008, 1080, 1176, 1260, 1323, 1470, 1512, 1680, 1764, 1890, 1960, 2087, 2160, 2205, 2352, 2520, 2646, 2940, 3024, 3528, 3780, 3920, 4174, 4410, 5040, 5292, 5880, 6261, 6615, 7056, 7560, 8348, 8820, 10435, 10584, 11760, 12522, 13230, 14609, 15120, 16696, 17640, 18783, 20870, 21168, 25044, 26460, 29218, 31305, 33392, 35280, 37566, 41740, 43827, 50088, 52920, 56349, 58436, 62610, 73045, 75132, 83480, 87654, 93915, 100176, 102263, 105840, 112698, 116872, 125220, 131481, 146090, 150264, 166960, 175308, 187830, 204526, 219135, 225396, 233744, 250440, 262962, 281745, 292180, 300528, 306789, 350616, 375660, 394443, 409052, 438270, 450792, 500880, 511315, 525924, 563490, 584360, 613578, 657405, 701232, 751320, 788886, 818104, 876540, 901584, 920367, 1022630, 1051848, 1126980, 1168720, 1227156, 1314810, 1502640, 1533945, 1577772, 1636208, 1753080, 1840734, 1972215, 2045260, 2103696, 2253960, 2454312, 2629620, 2761101, 3067890, 3155544, 3506160, 3681468, 3944430, 4090520, 4507920, 4601835, 4908624, 5259240, 5522202, 6135780, 6311088, 7362936, 7888860, 8181040, 9203670, 10518480, 11044404, 12271560, 13805505, 14725872, 15777720, 18407340, 22088808, 24543120, 27611010, 31555440, 36814680, 44177616, 55222020, 73629360, 110444040, 220888080]

約数ペア:

[(1, 220888080), (2, 110444040), (3, 73629360), (4, 55222020), (5, 44177616), (6, 36814680), (7, 31555440), (8, 27611010), (9, 24543120), (10, 22088808), (12, 18407340), (14, 15777720), (15, 14725872), (16, 13805505), (18, 12271560), (20, 11044404), (21, 10518480), (24, 9203670), (27, 8181040), (28, 7888860), (30, 7362936), (35, 6311088), (36, 6135780), (40, 5522202), (42, 5259240), (45, 4908624), (48, 4601835), (49, 4507920), (54, 4090520), (56, 3944430), (60, 3681468), (63, 3506160), (70, 3155544), (72, 3067890), (80, 2761101), (84, 2629620), (90, 2454312), (98, 2253960), (105, 2103696), (108, 2045260), (112, 1972215), (120, 1840734), (126, 1753080), (135, 1636208), (140, 1577772), (144, 1533945), (147, 1502640), (168, 1314810), (180, 1227156), (189, 1168720), (196, 1126980), (210, 1051848), (216, 1022630), (240, 920367), (245, 901584), (252, 876540), (270, 818104), (280, 788886), (294, 751320), (315, 701232), (336, 657405), (360, 613578), (378, 584360), (392, 563490), (420, 525924), (432, 511315), (441, 500880), (490, 450792), (504, 438270), (540, 409052), (560, 394443), (588, 375660), (630, 350616), (720, 306789), (735, 300528), (756, 292180), (784, 281745), (840, 262962), (882, 250440), (945, 233744), (980, 225396), (1008, 219135), (1080, 204526), (1176, 187830), (1260, 175308), (1323, 166960), (1470, 150264), (1512, 146090), (1680, 131481), (1764, 125220), (1890, 116872), (1960, 112698), (2087, 105840), (2160, 102263), (2205, 100176), (2352, 93915), (2520, 87654), (2646, 83480), (2940, 75132), (3024, 73045), (3528, 62610), (3780, 58436), (3920, 56349), (4174, 52920), (4410, 50088), (5040, 43827), (5292, 41740), (5880, 37566), (6261, 35280), (6615, 33392), (7056, 31305), (7560, 29218), (8348, 26460), (8820, 25044), (10435, 21168), (10584, 20870), (11760, 18783), (12522, 17640), (13230, 16696), (14609, 15120)]