21603120

素因数分解:

$2^4\times 3^1\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{167}}^1$

素因数の和:208

約数の個数: 240

約数和(自身を含む): 85494528

約数和(自身を除く): 63891408

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 14, 15, 16, 20, 21, 22, 24, 28, 30, 33, 35, 40, 42, 44, 48, 49, 55, 56, 60, 66, 70, 77, 80, 84, 88, 98, 105, 110, 112, 120, 132, 140, 147, 154, 165, 167, 168, 176, 196, 210, 220, 231, 240, 245, 264, 280, 294, 308, 330, 334, 336, 385, 392, 420, 440, 462, 490, 501, 528, 539, 560, 588, 616, 660, 668, 735, 770, 784, 835, 840, 880, 924, 980, 1002, 1078, 1155, 1169, 1176, 1232, 1320, 1336, 1470, 1540, 1617, 1670, 1680, 1837, 1848, 1960, 2004, 2156, 2310, 2338, 2352, 2505, 2640, 2672, 2695, 2940, 3080, 3234, 3340, 3507, 3674, 3696, 3920, 4008, 4312, 4620, 4676, 5010, 5390, 5511, 5845, 5880, 6160, 6468, 6680, 7014, 7348, 8016, 8085, 8183, 8624, 9185, 9240, 9352, 10020, 10780, 11022, 11690, 11760, 12859, 12936, 13360, 14028, 14696, 16170, 16366, 17535, 18370, 18480, 18704, 20040, 21560, 22044, 23380, 24549, 25718, 25872, 27555, 28056, 29392, 32340, 32732, 35070, 36740, 38577, 40080, 40915, 43120, 44088, 46760, 49098, 51436, 55110, 56112, 64295, 64680, 65464, 70140, 73480, 77154, 81830, 88176, 90013, 93520, 98196, 102872, 110220, 122745, 128590, 129360, 130928, 140280, 146960, 154308, 163660, 180026, 192885, 196392, 205744, 220440, 245490, 257180, 270039, 280560, 308616, 327320, 360052, 385770, 392784, 440880, 450065, 490980, 514360, 540078, 617232, 654640, 720104, 771540, 900130, 981960, 1028720, 1080156, 1350195, 1440208, 1543080, 1800260, 1963920, 2160312, 2700390, 3086160, 3600520, 4320624, 5400780, 7201040, 10801560, 21603120]

約数ペア:

[(1, 21603120), (2, 10801560), (3, 7201040), (4, 5400780), (5, 4320624), (6, 3600520), (7, 3086160), (8, 2700390), (10, 2160312), (11, 1963920), (12, 1800260), (14, 1543080), (15, 1440208), (16, 1350195), (20, 1080156), (21, 1028720), (22, 981960), (24, 900130), (28, 771540), (30, 720104), (33, 654640), (35, 617232), (40, 540078), (42, 514360), (44, 490980), (48, 450065), (49, 440880), (55, 392784), (56, 385770), (60, 360052), (66, 327320), (70, 308616), (77, 280560), (80, 270039), (84, 257180), (88, 245490), (98, 220440), (105, 205744), (110, 196392), (112, 192885), (120, 180026), (132, 163660), (140, 154308), (147, 146960), (154, 140280), (165, 130928), (167, 129360), (168, 128590), (176, 122745), (196, 110220), (210, 102872), (220, 98196), (231, 93520), (240, 90013), (245, 88176), (264, 81830), (280, 77154), (294, 73480), (308, 70140), (330, 65464), (334, 64680), (336, 64295), (385, 56112), (392, 55110), (420, 51436), (440, 49098), (462, 46760), (490, 44088), (501, 43120), (528, 40915), (539, 40080), (560, 38577), (588, 36740), (616, 35070), (660, 32732), (668, 32340), (735, 29392), (770, 28056), (784, 27555), (835, 25872), (840, 25718), (880, 24549), (924, 23380), (980, 22044), (1002, 21560), (1078, 20040), (1155, 18704), (1169, 18480), (1176, 18370), (1232, 17535), (1320, 16366), (1336, 16170), (1470, 14696), (1540, 14028), (1617, 13360), (1670, 12936), (1680, 12859), (1837, 11760), (1848, 11690), (1960, 11022), (2004, 10780), (2156, 10020), (2310, 9352), (2338, 9240), (2352, 9185), (2505, 8624), (2640, 8183), (2672, 8085), (2695, 8016), (2940, 7348), (3080, 7014), (3234, 6680), (3340, 6468), (3507, 6160), (3674, 5880), (3696, 5845), (3920, 5511), (4008, 5390), (4312, 5010), (4620, 4676)]