1318671180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{29}}^2\times {\mathrm{31}}^1\times {\mathrm{281}}^1$

素因数の和:385

約数の個数: 216

約数和(自身を含む): 4291507584

約数和(自身を除く): 2972836404

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 29, 30, 31, 36, 45, 58, 60, 62, 87, 90, 93, 116, 124, 145, 155, 174, 180, 186, 261, 279, 281, 290, 310, 348, 372, 435, 465, 522, 558, 562, 580, 620, 841, 843, 870, 899, 930, 1044, 1116, 1124, 1305, 1395, 1405, 1682, 1686, 1740, 1798, 1860, 2523, 2529, 2610, 2697, 2790, 2810, 3364, 3372, 3596, 4205, 4215, 4495, 5046, 5058, 5220, 5394, 5580, 5620, 7569, 8091, 8149, 8410, 8430, 8711, 8990, 10092, 10116, 10788, 12615, 12645, 13485, 15138, 16182, 16298, 16820, 16860, 17422, 17980, 24447, 25230, 25290, 26071, 26133, 26970, 30276, 32364, 32596, 34844, 37845, 40455, 40745, 43555, 48894, 50460, 50580, 52142, 52266, 53940, 73341, 75690, 78213, 78399, 80910, 81490, 87110, 97788, 104284, 104532, 122235, 130355, 130665, 146682, 151380, 156426, 156798, 161820, 162980, 174220, 234639, 236321, 244470, 252619, 260710, 261330, 293364, 312852, 313596, 366705, 391065, 391995, 469278, 472642, 488940, 505238, 521420, 522660, 708963, 733410, 757857, 782130, 783990, 938556, 945284, 1010476, 1173195, 1181605, 1263095, 1417926, 1466820, 1515714, 1564260, 1567980, 2126889, 2273571, 2346390, 2363210, 2526190, 2835852, 3031428, 3544815, 3789285, 4253778, 4547142, 4692780, 4726420, 5052380, 7089630, 7325951, 7578570, 8507556, 9094284, 10634445, 11367855, 14179260, 14651902, 15157140, 21268890, 21977853, 22735710, 29303804, 36629755, 42537780, 43955706, 45471420, 65933559, 73259510, 87911412, 109889265, 131867118, 146519020, 219778530, 263734236, 329667795, 439557060, 659335590, 1318671180]

約数ペア:

[(1, 1318671180), (2, 659335590), (3, 439557060), (4, 329667795), (5, 263734236), (6, 219778530), (9, 146519020), (10, 131867118), (12, 109889265), (15, 87911412), (18, 73259510), (20, 65933559), (29, 45471420), (30, 43955706), (31, 42537780), (36, 36629755), (45, 29303804), (58, 22735710), (60, 21977853), (62, 21268890), (87, 15157140), (90, 14651902), (93, 14179260), (116, 11367855), (124, 10634445), (145, 9094284), (155, 8507556), (174, 7578570), (180, 7325951), (186, 7089630), (261, 5052380), (279, 4726420), (281, 4692780), (290, 4547142), (310, 4253778), (348, 3789285), (372, 3544815), (435, 3031428), (465, 2835852), (522, 2526190), (558, 2363210), (562, 2346390), (580, 2273571), (620, 2126889), (841, 1567980), (843, 1564260), (870, 1515714), (899, 1466820), (930, 1417926), (1044, 1263095), (1116, 1181605), (1124, 1173195), (1305, 1010476), (1395, 945284), (1405, 938556), (1682, 783990), (1686, 782130), (1740, 757857), (1798, 733410), (1860, 708963), (2523, 522660), (2529, 521420), (2610, 505238), (2697, 488940), (2790, 472642), (2810, 469278), (3364, 391995), (3372, 391065), (3596, 366705), (4205, 313596), (4215, 312852), (4495, 293364), (5046, 261330), (5058, 260710), (5220, 252619), (5394, 244470), (5580, 236321), (5620, 234639), (7569, 174220), (8091, 162980), (8149, 161820), (8410, 156798), (8430, 156426), (8711, 151380), (8990, 146682), (10092, 130665), (10116, 130355), (10788, 122235), (12615, 104532), (12645, 104284), (13485, 97788), (15138, 87110), (16182, 81490), (16298, 80910), (16820, 78399), (16860, 78213), (17422, 75690), (17980, 73341), (24447, 53940), (25230, 52266), (25290, 52142), (26071, 50580), (26133, 50460), (26970, 48894), (30276, 43555), (32364, 40745), (32596, 40455), (34844, 37845)]