221226720

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{293}}^1$

素因数の和:346

約数の個数: 288

約数和(自身を含む): 827711136

約数和(自身を除く): 606484416

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 13, 15, 16, 20, 22, 24, 26, 30, 32, 33, 39, 40, 44, 48, 52, 55, 60, 65, 66, 78, 80, 88, 96, 104, 110, 120, 121, 130, 132, 143, 156, 160, 165, 176, 195, 208, 220, 240, 242, 260, 264, 286, 293, 312, 330, 352, 363, 390, 416, 429, 440, 480, 484, 520, 528, 572, 586, 605, 624, 660, 715, 726, 780, 858, 879, 880, 968, 1040, 1056, 1144, 1172, 1210, 1248, 1320, 1430, 1452, 1465, 1560, 1573, 1716, 1758, 1760, 1815, 1936, 2080, 2145, 2288, 2344, 2420, 2640, 2860, 2904, 2930, 3120, 3146, 3223, 3432, 3516, 3630, 3809, 3872, 4290, 4395, 4576, 4688, 4719, 4840, 5280, 5720, 5808, 5860, 6240, 6292, 6446, 6864, 7032, 7260, 7618, 7865, 8580, 8790, 9376, 9438, 9669, 9680, 11427, 11440, 11616, 11720, 12584, 12892, 13728, 14064, 14520, 15236, 15730, 16115, 17160, 17580, 18876, 19045, 19338, 19360, 22854, 22880, 23440, 23595, 25168, 25784, 28128, 29040, 30472, 31460, 32230, 34320, 35160, 35453, 37752, 38090, 38676, 41899, 45708, 46880, 47190, 48345, 50336, 51568, 57135, 58080, 60944, 62920, 64460, 68640, 70320, 70906, 75504, 76180, 77352, 83798, 91416, 94380, 96690, 103136, 106359, 114270, 121888, 125697, 125840, 128920, 140640, 141812, 151008, 152360, 154704, 167596, 177265, 182832, 188760, 193380, 209495, 212718, 228540, 251394, 251680, 257840, 283624, 304720, 309408, 335192, 354530, 365664, 377520, 386760, 418990, 425436, 457080, 460889, 502788, 515680, 531795, 567248, 609440, 628485, 670384, 709060, 755040, 773520, 837980, 850872, 914160, 921778, 1005576, 1063590, 1134496, 1256970, 1340768, 1382667, 1418120, 1547040, 1675960, 1701744, 1828320, 1843556, 2011152, 2127180, 2304445, 2513940, 2765334, 2836240, 3351920, 3403488, 3687112, 4022304, 4254360, 4608890, 5027880, 5530668, 5672480, 6703840, 6913335, 7374224, 8508720, 9217780, 10055760, 11061336, 13826670, 14748448, 17017440, 18435560, 20111520, 22122672, 27653340, 36871120, 44245344, 55306680, 73742240, 110613360, 221226720]

約数ペア:

[(1, 221226720), (2, 110613360), (3, 73742240), (4, 55306680), (5, 44245344), (6, 36871120), (8, 27653340), (10, 22122672), (11, 20111520), (12, 18435560), (13, 17017440), (15, 14748448), (16, 13826670), (20, 11061336), (22, 10055760), (24, 9217780), (26, 8508720), (30, 7374224), (32, 6913335), (33, 6703840), (39, 5672480), (40, 5530668), (44, 5027880), (48, 4608890), (52, 4254360), (55, 4022304), (60, 3687112), (65, 3403488), (66, 3351920), (78, 2836240), (80, 2765334), (88, 2513940), (96, 2304445), (104, 2127180), (110, 2011152), (120, 1843556), (121, 1828320), (130, 1701744), (132, 1675960), (143, 1547040), (156, 1418120), (160, 1382667), (165, 1340768), (176, 1256970), (195, 1134496), (208, 1063590), (220, 1005576), (240, 921778), (242, 914160), (260, 850872), (264, 837980), (286, 773520), (293, 755040), (312, 709060), (330, 670384), (352, 628485), (363, 609440), (390, 567248), (416, 531795), (429, 515680), (440, 502788), (480, 460889), (484, 457080), (520, 425436), (528, 418990), (572, 386760), (586, 377520), (605, 365664), (624, 354530), (660, 335192), (715, 309408), (726, 304720), (780, 283624), (858, 257840), (879, 251680), (880, 251394), (968, 228540), (1040, 212718), (1056, 209495), (1144, 193380), (1172, 188760), (1210, 182832), (1248, 177265), (1320, 167596), (1430, 154704), (1452, 152360), (1465, 151008), (1560, 141812), (1573, 140640), (1716, 128920), (1758, 125840), (1760, 125697), (1815, 121888), (1936, 114270), (2080, 106359), (2145, 103136), (2288, 96690), (2344, 94380), (2420, 91416), (2640, 83798), (2860, 77352), (2904, 76180), (2930, 75504), (3120, 70906), (3146, 70320), (3223, 68640), (3432, 64460), (3516, 62920), (3630, 60944), (3809, 58080), (3872, 57135), (4290, 51568), (4395, 50336), (4576, 48345), (4688, 47190), (4719, 46880), (4840, 45708), (5280, 41899), (5720, 38676), (5808, 38090), (5860, 37752), (6240, 35453), (6292, 35160), (6446, 34320), (6864, 32230), (7032, 31460), (7260, 30472), (7618, 29040), (7865, 28128), (8580, 25784), (8790, 25168), (9376, 23595), (9438, 23440), (9669, 22880), (9680, 22854), (11427, 19360), (11440, 19338), (11616, 19045), (11720, 18876), (12584, 17580), (12892, 17160), (13728, 16115), (14064, 15730), (14520, 15236)]