2015557920

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{43}}^2\times {\mathrm{757}}^1$

素因数の和:864

約数の個数: 216

約数和(自身を含む): 7051069116

約数和(自身を除く): 5035511196

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 43, 45, 48, 60, 72, 80, 86, 90, 96, 120, 129, 144, 160, 172, 180, 215, 240, 258, 288, 344, 360, 387, 430, 480, 516, 645, 688, 720, 757, 774, 860, 1032, 1290, 1376, 1440, 1514, 1548, 1720, 1849, 1935, 2064, 2271, 2580, 3028, 3096, 3440, 3698, 3785, 3870, 4128, 4542, 5160, 5547, 6056, 6192, 6813, 6880, 7396, 7570, 7740, 9084, 9245, 10320, 11094, 11355, 12112, 12384, 13626, 14792, 15140, 15480, 16641, 18168, 18490, 20640, 22188, 22710, 24224, 27252, 27735, 29584, 30280, 30960, 32551, 33282, 34065, 36336, 36980, 44376, 45420, 54504, 55470, 59168, 60560, 61920, 65102, 66564, 68130, 72672, 73960, 83205, 88752, 90840, 97653, 109008, 110940, 121120, 130204, 133128, 136260, 147920, 162755, 166410, 177504, 181680, 195306, 218016, 221880, 260408, 266256, 272520, 292959, 295840, 325510, 332820, 363360, 390612, 443760, 488265, 520816, 532512, 545040, 585918, 651020, 665640, 781224, 887520, 976530, 1041632, 1090080, 1171836, 1302040, 1331280, 1399693, 1464795, 1562448, 1953060, 2343672, 2604080, 2662560, 2799386, 2929590, 3124896, 3906120, 4199079, 4687344, 5208160, 5598772, 5859180, 6998465, 7812240, 8398158, 9374688, 11197544, 11718360, 12597237, 13996930, 15624480, 16796316, 20995395, 22395088, 23436720, 25194474, 27993860, 33592632, 41990790, 44790176, 46873440, 50388948, 55987720, 62986185, 67185264, 83981580, 100777896, 111975440, 125972370, 134370528, 167963160, 201555792, 223950880, 251944740, 335926320, 403111584, 503889480, 671852640, 1007778960, 2015557920]

約数ペア:

[(1, 2015557920), (2, 1007778960), (3, 671852640), (4, 503889480), (5, 403111584), (6, 335926320), (8, 251944740), (9, 223950880), (10, 201555792), (12, 167963160), (15, 134370528), (16, 125972370), (18, 111975440), (20, 100777896), (24, 83981580), (30, 67185264), (32, 62986185), (36, 55987720), (40, 50388948), (43, 46873440), (45, 44790176), (48, 41990790), (60, 33592632), (72, 27993860), (80, 25194474), (86, 23436720), (90, 22395088), (96, 20995395), (120, 16796316), (129, 15624480), (144, 13996930), (160, 12597237), (172, 11718360), (180, 11197544), (215, 9374688), (240, 8398158), (258, 7812240), (288, 6998465), (344, 5859180), (360, 5598772), (387, 5208160), (430, 4687344), (480, 4199079), (516, 3906120), (645, 3124896), (688, 2929590), (720, 2799386), (757, 2662560), (774, 2604080), (860, 2343672), (1032, 1953060), (1290, 1562448), (1376, 1464795), (1440, 1399693), (1514, 1331280), (1548, 1302040), (1720, 1171836), (1849, 1090080), (1935, 1041632), (2064, 976530), (2271, 887520), (2580, 781224), (3028, 665640), (3096, 651020), (3440, 585918), (3698, 545040), (3785, 532512), (3870, 520816), (4128, 488265), (4542, 443760), (5160, 390612), (5547, 363360), (6056, 332820), (6192, 325510), (6813, 295840), (6880, 292959), (7396, 272520), (7570, 266256), (7740, 260408), (9084, 221880), (9245, 218016), (10320, 195306), (11094, 181680), (11355, 177504), (12112, 166410), (12384, 162755), (13626, 147920), (14792, 136260), (15140, 133128), (15480, 130204), (16641, 121120), (18168, 110940), (18490, 109008), (20640, 97653), (22188, 90840), (22710, 88752), (24224, 83205), (27252, 73960), (27735, 72672), (29584, 68130), (30280, 66564), (30960, 65102), (32551, 61920), (33282, 60560), (34065, 59168), (36336, 55470), (36980, 54504), (44376, 45420)]