20995909920

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{421}}^1\times {\mathrm{587}}^1$

素因数の和:1088

約数の個数: 288

約数和(自身を含む): 73160418240

約数和(自身を除く): 52164508320

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 59, 60, 72, 80, 90, 96, 118, 120, 144, 160, 177, 180, 236, 240, 288, 295, 354, 360, 421, 472, 480, 531, 587, 590, 708, 720, 842, 885, 944, 1062, 1174, 1180, 1263, 1416, 1440, 1684, 1761, 1770, 1888, 2105, 2124, 2348, 2360, 2526, 2655, 2832, 2935, 3368, 3522, 3540, 3789, 4210, 4248, 4696, 4720, 5052, 5283, 5310, 5664, 5870, 6315, 6736, 7044, 7080, 7578, 8420, 8496, 8805, 9392, 9440, 10104, 10566, 10620, 11740, 12630, 13472, 14088, 14160, 15156, 16840, 16992, 17610, 18784, 18945, 20208, 21132, 21240, 23480, 24839, 25260, 26415, 28176, 28320, 30312, 33680, 34633, 35220, 37890, 40416, 42264, 42480, 46960, 49678, 50520, 52830, 56352, 60624, 67360, 69266, 70440, 74517, 75780, 84528, 84960, 93920, 99356, 101040, 103899, 105660, 121248, 124195, 138532, 140880, 149034, 151560, 169056, 173165, 198712, 202080, 207798, 211320, 223551, 247127, 248390, 277064, 281760, 298068, 303120, 311697, 346330, 372585, 397424, 415596, 422640, 447102, 494254, 496780, 519495, 554128, 596136, 606240, 623394, 692660, 741381, 745170, 794848, 831192, 845280, 894204, 988508, 993560, 1038990, 1108256, 1117755, 1192272, 1235635, 1246788, 1385320, 1482762, 1490340, 1558485, 1662384, 1788408, 1977016, 1987120, 2077980, 2224143, 2235510, 2384544, 2471270, 2493576, 2770640, 2965524, 2980680, 3116970, 3324768, 3576816, 3706905, 3954032, 3974240, 4155960, 4448286, 4471020, 4942540, 4987152, 5541280, 5931048, 5961360, 6233940, 7153632, 7413810, 7908064, 8311920, 8896572, 8942040, 9885080, 9974304, 11120715, 11862096, 11922720, 12467880, 14580493, 14827620, 16623840, 17793144, 17884080, 19770160, 22241430, 23724192, 24935760, 29160986, 29655240, 35586288, 35768160, 39540320, 43741479, 44482860, 49871520, 58321972, 59310480, 71172576, 72902465, 87482958, 88965720, 116643944, 118620960, 131224437, 145804930, 174965916, 177931440, 218707395, 233287888, 262448874, 291609860, 349931832, 355862880, 437414790, 466575776, 524897748, 583219720, 656122185, 699863664, 874829580, 1049795496, 1166439440, 1312244370, 1399727328, 1749659160, 2099590992, 2332878880, 2624488740, 3499318320, 4199181984, 5248977480, 6998636640, 10497954960, 20995909920]

約数ペア:

[(1, 20995909920), (2, 10497954960), (3, 6998636640), (4, 5248977480), (5, 4199181984), (6, 3499318320), (8, 2624488740), (9, 2332878880), (10, 2099590992), (12, 1749659160), (15, 1399727328), (16, 1312244370), (18, 1166439440), (20, 1049795496), (24, 874829580), (30, 699863664), (32, 656122185), (36, 583219720), (40, 524897748), (45, 466575776), (48, 437414790), (59, 355862880), (60, 349931832), (72, 291609860), (80, 262448874), (90, 233287888), (96, 218707395), (118, 177931440), (120, 174965916), (144, 145804930), (160, 131224437), (177, 118620960), (180, 116643944), (236, 88965720), (240, 87482958), (288, 72902465), (295, 71172576), (354, 59310480), (360, 58321972), (421, 49871520), (472, 44482860), (480, 43741479), (531, 39540320), (587, 35768160), (590, 35586288), (708, 29655240), (720, 29160986), (842, 24935760), (885, 23724192), (944, 22241430), (1062, 19770160), (1174, 17884080), (1180, 17793144), (1263, 16623840), (1416, 14827620), (1440, 14580493), (1684, 12467880), (1761, 11922720), (1770, 11862096), (1888, 11120715), (2105, 9974304), (2124, 9885080), (2348, 8942040), (2360, 8896572), (2526, 8311920), (2655, 7908064), (2832, 7413810), (2935, 7153632), (3368, 6233940), (3522, 5961360), (3540, 5931048), (3789, 5541280), (4210, 4987152), (4248, 4942540), (4696, 4471020), (4720, 4448286), (5052, 4155960), (5283, 3974240), (5310, 3954032), (5664, 3706905), (5870, 3576816), (6315, 3324768), (6736, 3116970), (7044, 2980680), (7080, 2965524), (7578, 2770640), (8420, 2493576), (8496, 2471270), (8805, 2384544), (9392, 2235510), (9440, 2224143), (10104, 2077980), (10566, 1987120), (10620, 1977016), (11740, 1788408), (12630, 1662384), (13472, 1558485), (14088, 1490340), (14160, 1482762), (15156, 1385320), (16840, 1246788), (16992, 1235635), (17610, 1192272), (18784, 1117755), (18945, 1108256), (20208, 1038990), (21132, 993560), (21240, 988508), (23480, 894204), (24839, 845280), (25260, 831192), (26415, 794848), (28176, 745170), (28320, 741381), (30312, 692660), (33680, 623394), (34633, 606240), (35220, 596136), (37890, 554128), (40416, 519495), (42264, 496780), (42480, 494254), (46960, 447102), (49678, 422640), (50520, 415596), (52830, 397424), (56352, 372585), (60624, 346330), (67360, 311697), (69266, 303120), (70440, 298068), (74517, 281760), (75780, 277064), (84528, 248390), (84960, 247127), (93920, 223551), (99356, 211320), (101040, 207798), (103899, 202080), (105660, 198712), (121248, 173165), (124195, 169056), (138532, 151560), (140880, 149034)]