19680063480

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{236653}}^1$

素因数の和:236691

約数の個数: 256

約数和(自身を含む): 81787622400

約数和(自身を除く): 62107558920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 14, 15, 18, 20, 21, 22, 24, 27, 28, 30, 33, 35, 36, 40, 42, 44, 45, 54, 55, 56, 60, 63, 66, 70, 72, 77, 84, 88, 90, 99, 105, 108, 110, 120, 126, 132, 135, 140, 154, 165, 168, 180, 189, 198, 210, 216, 220, 231, 252, 264, 270, 280, 297, 308, 315, 330, 360, 378, 385, 396, 420, 440, 462, 495, 504, 540, 594, 616, 630, 660, 693, 756, 770, 792, 840, 924, 945, 990, 1080, 1155, 1188, 1260, 1320, 1386, 1485, 1512, 1540, 1848, 1890, 1980, 2079, 2310, 2376, 2520, 2772, 2970, 3080, 3465, 3780, 3960, 4158, 4620, 5544, 5940, 6930, 7560, 8316, 9240, 10395, 11880, 13860, 16632, 20790, 27720, 41580, 83160, 236653, 473306, 709959, 946612, 1183265, 1419918, 1656571, 1893224, 2129877, 2366530, 2603183, 2839836, 3313142, 3549795, 4259754, 4733060, 4969713, 5206366, 5679672, 6389631, 6626284, 7099590, 7809549, 8282855, 8519508, 9466120, 9939426, 10412732, 10649385, 12779262, 13015915, 13252568, 14199180, 14909139, 15619098, 16565710, 17039016, 18222281, 19878852, 20825464, 21298770, 23428647, 24848565, 25558524, 26031830, 28398360, 29818278, 31238196, 31948155, 33131420, 36444562, 39047745, 39757704, 42597540, 44727417, 46857294, 49697130, 51117048, 52063660, 54666843, 59636556, 62476392, 63896310, 66262840, 70285941, 72889124, 74545695, 78095490, 85195080, 89454834, 91111405, 93714588, 99394260, 104127320, 109333686, 117143235, 119273112, 127792620, 140571882, 145778248, 149091390, 156190980, 164000529, 178909668, 182222810, 187429176, 198788520, 218667372, 223637085, 234286470, 255585240, 273334215, 281143764, 298182780, 312381960, 328001058, 351429705, 357819336, 364445620, 437334744, 447274170, 468572940, 492001587, 546668430, 562287528, 596365560, 656002116, 702859410, 728891240, 820002645, 894548340, 937145880, 984003174, 1093336860, 1312004232, 1405718820, 1640005290, 1789096680, 1968006348, 2186673720, 2460007935, 2811437640, 3280010580, 3936012696, 4920015870, 6560021160, 9840031740, 19680063480]

約数ペア:

[(1, 19680063480), (2, 9840031740), (3, 6560021160), (4, 4920015870), (5, 3936012696), (6, 3280010580), (7, 2811437640), (8, 2460007935), (9, 2186673720), (10, 1968006348), (11, 1789096680), (12, 1640005290), (14, 1405718820), (15, 1312004232), (18, 1093336860), (20, 984003174), (21, 937145880), (22, 894548340), (24, 820002645), (27, 728891240), (28, 702859410), (30, 656002116), (33, 596365560), (35, 562287528), (36, 546668430), (40, 492001587), (42, 468572940), (44, 447274170), (45, 437334744), (54, 364445620), (55, 357819336), (56, 351429705), (60, 328001058), (63, 312381960), (66, 298182780), (70, 281143764), (72, 273334215), (77, 255585240), (84, 234286470), (88, 223637085), (90, 218667372), (99, 198788520), (105, 187429176), (108, 182222810), (110, 178909668), (120, 164000529), (126, 156190980), (132, 149091390), (135, 145778248), (140, 140571882), (154, 127792620), (165, 119273112), (168, 117143235), (180, 109333686), (189, 104127320), (198, 99394260), (210, 93714588), (216, 91111405), (220, 89454834), (231, 85195080), (252, 78095490), (264, 74545695), (270, 72889124), (280, 70285941), (297, 66262840), (308, 63896310), (315, 62476392), (330, 59636556), (360, 54666843), (378, 52063660), (385, 51117048), (396, 49697130), (420, 46857294), (440, 44727417), (462, 42597540), (495, 39757704), (504, 39047745), (540, 36444562), (594, 33131420), (616, 31948155), (630, 31238196), (660, 29818278), (693, 28398360), (756, 26031830), (770, 25558524), (792, 24848565), (840, 23428647), (924, 21298770), (945, 20825464), (990, 19878852), (1080, 18222281), (1155, 17039016), (1188, 16565710), (1260, 15619098), (1320, 14909139), (1386, 14199180), (1485, 13252568), (1512, 13015915), (1540, 12779262), (1848, 10649385), (1890, 10412732), (1980, 9939426), (2079, 9466120), (2310, 8519508), (2376, 8282855), (2520, 7809549), (2772, 7099590), (2970, 6626284), (3080, 6389631), (3465, 5679672), (3780, 5206366), (3960, 4969713), (4158, 4733060), (4620, 4259754), (5544, 3549795), (5940, 3313142), (6930, 2839836), (7560, 2603183), (8316, 2366530), (9240, 2129877), (10395, 1893224), (11880, 1656571), (13860, 1419918), (16632, 1183265), (20790, 946612), (27720, 709959), (41580, 473306), (83160, 236653)]