19639744740

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{128819}}^1$

素因数の和:128863

約数の個数: 216

約数和(自身を含む): 74837206080

約数和(自身を除く): 55197461340

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 11, 12, 14, 15, 18, 20, 21, 22, 28, 30, 33, 35, 36, 42, 44, 45, 55, 60, 63, 66, 70, 77, 84, 90, 99, 105, 110, 121, 126, 132, 140, 154, 165, 180, 198, 210, 220, 231, 242, 252, 308, 315, 330, 363, 385, 396, 420, 462, 484, 495, 605, 630, 660, 693, 726, 770, 847, 924, 990, 1089, 1155, 1210, 1260, 1386, 1452, 1540, 1694, 1815, 1980, 2178, 2310, 2420, 2541, 2772, 3388, 3465, 3630, 4235, 4356, 4620, 5082, 5445, 6930, 7260, 7623, 8470, 10164, 10890, 12705, 13860, 15246, 16940, 21780, 25410, 30492, 38115, 50820, 76230, 128819, 152460, 257638, 386457, 515276, 644095, 772914, 901733, 1159371, 1288190, 1417009, 1545828, 1803466, 1932285, 2318742, 2576380, 2705199, 2834018, 3606932, 3864570, 4251027, 4508665, 4637484, 5410398, 5668036, 5796855, 7085045, 7729140, 8115597, 8502054, 9017330, 9919063, 10820796, 11593710, 12753081, 13525995, 14170090, 15587099, 16231194, 17004108, 18034660, 19838126, 21255135, 23187420, 25506162, 27051990, 28340180, 29757189, 31174198, 32462388, 39676252, 40577985, 42510270, 46761297, 49595315, 51012324, 54103980, 59514378, 62348396, 63765405, 77935495, 81155970, 85020540, 89271567, 93522594, 99190630, 109109693, 119028756, 127530810, 140283891, 148785945, 155870990, 162311940, 178543134, 187045188, 198381260, 218219386, 233806485, 255061620, 280567782, 297571890, 311741980, 327329079, 357086268, 436438772, 446357835, 467612970, 545548465, 561135564, 595143780, 654658158, 701419455, 892715670, 935225940, 981987237, 1091096930, 1309316316, 1402838910, 1636645395, 1785431340, 1963974474, 2182193860, 2805677820, 3273290790, 3927948948, 4909936185, 6546581580, 9819872370, 19639744740]

約数ペア:

[(1, 19639744740), (2, 9819872370), (3, 6546581580), (4, 4909936185), (5, 3927948948), (6, 3273290790), (7, 2805677820), (9, 2182193860), (10, 1963974474), (11, 1785431340), (12, 1636645395), (14, 1402838910), (15, 1309316316), (18, 1091096930), (20, 981987237), (21, 935225940), (22, 892715670), (28, 701419455), (30, 654658158), (33, 595143780), (35, 561135564), (36, 545548465), (42, 467612970), (44, 446357835), (45, 436438772), (55, 357086268), (60, 327329079), (63, 311741980), (66, 297571890), (70, 280567782), (77, 255061620), (84, 233806485), (90, 218219386), (99, 198381260), (105, 187045188), (110, 178543134), (121, 162311940), (126, 155870990), (132, 148785945), (140, 140283891), (154, 127530810), (165, 119028756), (180, 109109693), (198, 99190630), (210, 93522594), (220, 89271567), (231, 85020540), (242, 81155970), (252, 77935495), (308, 63765405), (315, 62348396), (330, 59514378), (363, 54103980), (385, 51012324), (396, 49595315), (420, 46761297), (462, 42510270), (484, 40577985), (495, 39676252), (605, 32462388), (630, 31174198), (660, 29757189), (693, 28340180), (726, 27051990), (770, 25506162), (847, 23187420), (924, 21255135), (990, 19838126), (1089, 18034660), (1155, 17004108), (1210, 16231194), (1260, 15587099), (1386, 14170090), (1452, 13525995), (1540, 12753081), (1694, 11593710), (1815, 10820796), (1980, 9919063), (2178, 9017330), (2310, 8502054), (2420, 8115597), (2541, 7729140), (2772, 7085045), (3388, 5796855), (3465, 5668036), (3630, 5410398), (4235, 4637484), (4356, 4508665), (4620, 4251027), (5082, 3864570), (5445, 3606932), (6930, 2834018), (7260, 2705199), (7623, 2576380), (8470, 2318742), (10164, 1932285), (10890, 1803466), (12705, 1545828), (13860, 1417009), (15246, 1288190), (16940, 1159371), (21780, 901733), (25410, 772914), (30492, 644095), (38115, 515276), (50820, 386457), (76230, 257638), (128819, 152460)]