220643280

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{2143}}^1$

素因数の和:2186

約数の個数: 240

約数和(自身を含む): 870944256

約数和(自身を除く): 650300976

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 13, 15, 16, 18, 20, 22, 24, 26, 30, 33, 36, 39, 40, 44, 45, 48, 52, 55, 60, 65, 66, 72, 78, 80, 88, 90, 99, 104, 110, 117, 120, 130, 132, 143, 144, 156, 165, 176, 180, 195, 198, 208, 220, 234, 240, 260, 264, 286, 312, 330, 360, 390, 396, 429, 440, 468, 495, 520, 528, 572, 585, 624, 660, 715, 720, 780, 792, 858, 880, 936, 990, 1040, 1144, 1170, 1287, 1320, 1430, 1560, 1584, 1716, 1872, 1980, 2143, 2145, 2288, 2340, 2574, 2640, 2860, 3120, 3432, 3960, 4286, 4290, 4680, 5148, 5720, 6429, 6435, 6864, 7920, 8572, 8580, 9360, 10296, 10715, 11440, 12858, 12870, 17144, 17160, 19287, 20592, 21430, 23573, 25716, 25740, 27859, 32145, 34288, 34320, 38574, 42860, 47146, 51432, 51480, 55718, 64290, 70719, 77148, 83577, 85720, 94292, 96435, 102864, 102960, 111436, 117865, 128580, 139295, 141438, 154296, 167154, 171440, 188584, 192870, 212157, 222872, 235730, 250731, 257160, 278590, 282876, 306449, 308592, 334308, 353595, 377168, 385740, 417885, 424314, 445744, 471460, 501462, 514320, 557180, 565752, 612898, 668616, 707190, 771480, 835770, 848628, 919347, 942920, 1002924, 1060785, 1114360, 1131504, 1225796, 1253655, 1337232, 1414380, 1532245, 1542960, 1671540, 1697256, 1838694, 1885840, 2005848, 2121570, 2228720, 2451592, 2507310, 2758041, 2828760, 3064490, 3343080, 3394512, 3677388, 4011696, 4243140, 4596735, 4903184, 5014620, 5516082, 5657520, 6128980, 6686160, 7354776, 8486280, 9193470, 10029240, 11032164, 12257960, 13790205, 14709552, 16972560, 18386940, 20058480, 22064328, 24515920, 27580410, 36773880, 44128656, 55160820, 73547760, 110321640, 220643280]

約数ペア:

[(1, 220643280), (2, 110321640), (3, 73547760), (4, 55160820), (5, 44128656), (6, 36773880), (8, 27580410), (9, 24515920), (10, 22064328), (11, 20058480), (12, 18386940), (13, 16972560), (15, 14709552), (16, 13790205), (18, 12257960), (20, 11032164), (22, 10029240), (24, 9193470), (26, 8486280), (30, 7354776), (33, 6686160), (36, 6128980), (39, 5657520), (40, 5516082), (44, 5014620), (45, 4903184), (48, 4596735), (52, 4243140), (55, 4011696), (60, 3677388), (65, 3394512), (66, 3343080), (72, 3064490), (78, 2828760), (80, 2758041), (88, 2507310), (90, 2451592), (99, 2228720), (104, 2121570), (110, 2005848), (117, 1885840), (120, 1838694), (130, 1697256), (132, 1671540), (143, 1542960), (144, 1532245), (156, 1414380), (165, 1337232), (176, 1253655), (180, 1225796), (195, 1131504), (198, 1114360), (208, 1060785), (220, 1002924), (234, 942920), (240, 919347), (260, 848628), (264, 835770), (286, 771480), (312, 707190), (330, 668616), (360, 612898), (390, 565752), (396, 557180), (429, 514320), (440, 501462), (468, 471460), (495, 445744), (520, 424314), (528, 417885), (572, 385740), (585, 377168), (624, 353595), (660, 334308), (715, 308592), (720, 306449), (780, 282876), (792, 278590), (858, 257160), (880, 250731), (936, 235730), (990, 222872), (1040, 212157), (1144, 192870), (1170, 188584), (1287, 171440), (1320, 167154), (1430, 154296), (1560, 141438), (1584, 139295), (1716, 128580), (1872, 117865), (1980, 111436), (2143, 102960), (2145, 102864), (2288, 96435), (2340, 94292), (2574, 85720), (2640, 83577), (2860, 77148), (3120, 70719), (3432, 64290), (3960, 55718), (4286, 51480), (4290, 51432), (4680, 47146), (5148, 42860), (5720, 38574), (6429, 34320), (6435, 34288), (6864, 32145), (7920, 27859), (8572, 25740), (8580, 25716), (9360, 23573), (10296, 21430), (10715, 20592), (11440, 19287), (12858, 17160), (12870, 17144)]