2488906920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{281}}^1\times {\mathrm{2381}}^1$

素因数の和:2707

約数の個数: 128

約数和(自身を含む): 7738260480

約数和(自身を除く): 5249353560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 31, 40, 60, 62, 93, 120, 124, 155, 186, 248, 281, 310, 372, 465, 562, 620, 744, 843, 930, 1124, 1240, 1405, 1686, 1860, 2248, 2381, 2810, 3372, 3720, 4215, 4762, 5620, 6744, 7143, 8430, 8711, 9524, 11240, 11905, 14286, 16860, 17422, 19048, 23810, 26133, 28572, 33720, 34844, 35715, 43555, 47620, 52266, 57144, 69688, 71430, 73811, 87110, 95240, 104532, 130665, 142860, 147622, 174220, 209064, 221433, 261330, 285720, 295244, 348440, 369055, 442866, 522660, 590488, 669061, 738110, 885732, 1045320, 1107165, 1338122, 1476220, 1771464, 2007183, 2214330, 2676244, 2952440, 3345305, 4014366, 4428660, 5352488, 6690610, 8028732, 8857320, 10035915, 13381220, 16057464, 20071830, 20740891, 26762440, 40143660, 41481782, 62222673, 80287320, 82963564, 103704455, 124445346, 165927128, 207408910, 248890692, 311113365, 414817820, 497781384, 622226730, 829635640, 1244453460, 2488906920]

約数ペア:

[(1, 2488906920), (2, 1244453460), (3, 829635640), (4, 622226730), (5, 497781384), (6, 414817820), (8, 311113365), (10, 248890692), (12, 207408910), (15, 165927128), (20, 124445346), (24, 103704455), (30, 82963564), (31, 80287320), (40, 62222673), (60, 41481782), (62, 40143660), (93, 26762440), (120, 20740891), (124, 20071830), (155, 16057464), (186, 13381220), (248, 10035915), (281, 8857320), (310, 8028732), (372, 6690610), (465, 5352488), (562, 4428660), (620, 4014366), (744, 3345305), (843, 2952440), (930, 2676244), (1124, 2214330), (1240, 2007183), (1405, 1771464), (1686, 1476220), (1860, 1338122), (2248, 1107165), (2381, 1045320), (2810, 885732), (3372, 738110), (3720, 669061), (4215, 590488), (4762, 522660), (5620, 442866), (6744, 369055), (7143, 348440), (8430, 295244), (8711, 285720), (9524, 261330), (11240, 221433), (11905, 209064), (14286, 174220), (16860, 147622), (17422, 142860), (19048, 130665), (23810, 104532), (26133, 95240), (28572, 87110), (33720, 73811), (34844, 71430), (35715, 69688), (43555, 57144), (47620, 52266)]