20802492480

素因数分解:

$2^6\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{281419}}^1$

素因数の和:281457

約数の個数: 224

約数和(自身を含む): 82345743360

約数和(自身を除く): 61543250880

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 14, 15, 16, 20, 21, 22, 24, 28, 30, 32, 33, 35, 40, 42, 44, 48, 55, 56, 60, 64, 66, 70, 77, 80, 84, 88, 96, 105, 110, 112, 120, 132, 140, 154, 160, 165, 168, 176, 192, 210, 220, 224, 231, 240, 264, 280, 308, 320, 330, 336, 352, 385, 420, 440, 448, 462, 480, 528, 560, 616, 660, 672, 704, 770, 840, 880, 924, 960, 1056, 1120, 1155, 1232, 1320, 1344, 1540, 1680, 1760, 1848, 2112, 2240, 2310, 2464, 2640, 3080, 3360, 3520, 3696, 4620, 4928, 5280, 6160, 6720, 7392, 9240, 10560, 12320, 14784, 18480, 24640, 36960, 73920, 281419, 562838, 844257, 1125676, 1407095, 1688514, 1969933, 2251352, 2814190, 3095609, 3377028, 3939866, 4221285, 4502704, 5628380, 5909799, 6191218, 6754056, 7879732, 8442570, 9005408, 9286827, 9849665, 11256760, 11819598, 12382436, 13508112, 15478045, 15759464, 16885140, 18010816, 18573654, 19699330, 21669263, 22513520, 23639196, 24764872, 27016224, 29548995, 30956090, 31518928, 33770280, 37147308, 39398660, 43338526, 45027040, 46434135, 47278392, 49529744, 54032448, 59097990, 61912180, 63037856, 65007789, 67540560, 74294616, 78797320, 86677052, 90054080, 92868270, 94556784, 99059488, 108346315, 118195980, 123824360, 126075712, 130015578, 135081120, 148589232, 157594640, 173354104, 185736540, 189113568, 198118976, 216692630, 236391960, 247648720, 260031156, 270162240, 297178464, 315189280, 325038945, 346708208, 371473080, 378227136, 433385260, 472783920, 495297440, 520062312, 594356928, 630378560, 650077890, 693416416, 742946160, 866770520, 945567840, 990594880, 1040124624, 1300155780, 1386832832, 1485892320, 1733541040, 1891135680, 2080249248, 2600311560, 2971784640, 3467082080, 4160498496, 5200623120, 6934164160, 10401246240, 20802492480]

約数ペア:

[(1, 20802492480), (2, 10401246240), (3, 6934164160), (4, 5200623120), (5, 4160498496), (6, 3467082080), (7, 2971784640), (8, 2600311560), (10, 2080249248), (11, 1891135680), (12, 1733541040), (14, 1485892320), (15, 1386832832), (16, 1300155780), (20, 1040124624), (21, 990594880), (22, 945567840), (24, 866770520), (28, 742946160), (30, 693416416), (32, 650077890), (33, 630378560), (35, 594356928), (40, 520062312), (42, 495297440), (44, 472783920), (48, 433385260), (55, 378227136), (56, 371473080), (60, 346708208), (64, 325038945), (66, 315189280), (70, 297178464), (77, 270162240), (80, 260031156), (84, 247648720), (88, 236391960), (96, 216692630), (105, 198118976), (110, 189113568), (112, 185736540), (120, 173354104), (132, 157594640), (140, 148589232), (154, 135081120), (160, 130015578), (165, 126075712), (168, 123824360), (176, 118195980), (192, 108346315), (210, 99059488), (220, 94556784), (224, 92868270), (231, 90054080), (240, 86677052), (264, 78797320), (280, 74294616), (308, 67540560), (320, 65007789), (330, 63037856), (336, 61912180), (352, 59097990), (385, 54032448), (420, 49529744), (440, 47278392), (448, 46434135), (462, 45027040), (480, 43338526), (528, 39398660), (560, 37147308), (616, 33770280), (660, 31518928), (672, 30956090), (704, 29548995), (770, 27016224), (840, 24764872), (880, 23639196), (924, 22513520), (960, 21669263), (1056, 19699330), (1120, 18573654), (1155, 18010816), (1232, 16885140), (1320, 15759464), (1344, 15478045), (1540, 13508112), (1680, 12382436), (1760, 11819598), (1848, 11256760), (2112, 9849665), (2240, 9286827), (2310, 9005408), (2464, 8442570), (2640, 7879732), (3080, 6754056), (3360, 6191218), (3520, 5909799), (3696, 5628380), (4620, 4502704), (4928, 4221285), (5280, 3939866), (6160, 3377028), (6720, 3095609), (7392, 2814190), (9240, 2251352), (10560, 1969933), (12320, 1688514), (14784, 1407095), (18480, 1125676), (24640, 844257), (36960, 562838), (73920, 281419)]