222480720

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{4013}}^1$

素因数の和:4050

約数の個数: 240

約数和(自身を含む): 931761792

約数和(自身を除く): 709281072

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 14, 15, 16, 18, 20, 21, 22, 24, 28, 30, 33, 35, 36, 40, 42, 44, 45, 48, 55, 56, 60, 63, 66, 70, 72, 77, 80, 84, 88, 90, 99, 105, 110, 112, 120, 126, 132, 140, 144, 154, 165, 168, 176, 180, 198, 210, 220, 231, 240, 252, 264, 280, 308, 315, 330, 336, 360, 385, 396, 420, 440, 462, 495, 504, 528, 560, 616, 630, 660, 693, 720, 770, 792, 840, 880, 924, 990, 1008, 1155, 1232, 1260, 1320, 1386, 1540, 1584, 1680, 1848, 1980, 2310, 2520, 2640, 2772, 3080, 3465, 3696, 3960, 4013, 4620, 5040, 5544, 6160, 6930, 7920, 8026, 9240, 11088, 12039, 13860, 16052, 18480, 20065, 24078, 27720, 28091, 32104, 36117, 40130, 44143, 48156, 55440, 56182, 60195, 64208, 72234, 80260, 84273, 88286, 96312, 112364, 120390, 132429, 140455, 144468, 160520, 168546, 176572, 180585, 192624, 220715, 224728, 240780, 252819, 264858, 280910, 288936, 309001, 321040, 337092, 353144, 361170, 397287, 421365, 441430, 449456, 481560, 505638, 529716, 561820, 577872, 618002, 662145, 674184, 706288, 722340, 794574, 842730, 882860, 927003, 963120, 1011276, 1059432, 1123640, 1236004, 1264095, 1324290, 1348368, 1444680, 1545005, 1589148, 1685460, 1765720, 1854006, 1986435, 2022552, 2118864, 2247280, 2472008, 2528190, 2648580, 2781009, 2889360, 3090010, 3178296, 3370920, 3531440, 3708012, 3972870, 4045104, 4635015, 4944016, 5056380, 5297160, 5562018, 6180020, 6356592, 6741840, 7416024, 7945740, 9270030, 10112760, 10594320, 11124036, 12360040, 13905045, 14832048, 15891480, 18540060, 20225520, 22248072, 24720080, 27810090, 31782960, 37080120, 44496144, 55620180, 74160240, 111240360, 222480720]

約数ペア:

[(1, 222480720), (2, 111240360), (3, 74160240), (4, 55620180), (5, 44496144), (6, 37080120), (7, 31782960), (8, 27810090), (9, 24720080), (10, 22248072), (11, 20225520), (12, 18540060), (14, 15891480), (15, 14832048), (16, 13905045), (18, 12360040), (20, 11124036), (21, 10594320), (22, 10112760), (24, 9270030), (28, 7945740), (30, 7416024), (33, 6741840), (35, 6356592), (36, 6180020), (40, 5562018), (42, 5297160), (44, 5056380), (45, 4944016), (48, 4635015), (55, 4045104), (56, 3972870), (60, 3708012), (63, 3531440), (66, 3370920), (70, 3178296), (72, 3090010), (77, 2889360), (80, 2781009), (84, 2648580), (88, 2528190), (90, 2472008), (99, 2247280), (105, 2118864), (110, 2022552), (112, 1986435), (120, 1854006), (126, 1765720), (132, 1685460), (140, 1589148), (144, 1545005), (154, 1444680), (165, 1348368), (168, 1324290), (176, 1264095), (180, 1236004), (198, 1123640), (210, 1059432), (220, 1011276), (231, 963120), (240, 927003), (252, 882860), (264, 842730), (280, 794574), (308, 722340), (315, 706288), (330, 674184), (336, 662145), (360, 618002), (385, 577872), (396, 561820), (420, 529716), (440, 505638), (462, 481560), (495, 449456), (504, 441430), (528, 421365), (560, 397287), (616, 361170), (630, 353144), (660, 337092), (693, 321040), (720, 309001), (770, 288936), (792, 280910), (840, 264858), (880, 252819), (924, 240780), (990, 224728), (1008, 220715), (1155, 192624), (1232, 180585), (1260, 176572), (1320, 168546), (1386, 160520), (1540, 144468), (1584, 140455), (1680, 132429), (1848, 120390), (1980, 112364), (2310, 96312), (2520, 88286), (2640, 84273), (2772, 80260), (3080, 72234), (3465, 64208), (3696, 60195), (3960, 56182), (4013, 55440), (4620, 48156), (5040, 44143), (5544, 40130), (6160, 36117), (6930, 32104), (7920, 28091), (8026, 27720), (9240, 24078), (11088, 20065), (12039, 18480), (13860, 16052)]