890612640

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{281}}^1$

素因数の和:404

約数の個数: 288

約数和(自身を含む): 3192763392

約数和(自身を除く): 2302150752

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 31, 32, 36, 40, 45, 48, 60, 62, 71, 72, 80, 90, 93, 96, 120, 124, 142, 144, 155, 160, 180, 186, 213, 240, 248, 279, 281, 284, 288, 310, 355, 360, 372, 426, 465, 480, 496, 558, 562, 568, 620, 639, 710, 720, 744, 843, 852, 930, 992, 1065, 1116, 1124, 1136, 1240, 1278, 1395, 1405, 1420, 1440, 1488, 1686, 1704, 1860, 2130, 2201, 2232, 2248, 2272, 2480, 2529, 2556, 2790, 2810, 2840, 2976, 3195, 3372, 3408, 3720, 4215, 4260, 4402, 4464, 4496, 4960, 5058, 5112, 5580, 5620, 5680, 6390, 6603, 6744, 6816, 7440, 8430, 8520, 8711, 8804, 8928, 8992, 10116, 10224, 11005, 11160, 11240, 11360, 12645, 12780, 13206, 13488, 14880, 16860, 17040, 17422, 17608, 19809, 19951, 20232, 20448, 22010, 22320, 22480, 25290, 25560, 26133, 26412, 26976, 33015, 33720, 34080, 34844, 35216, 39618, 39902, 40464, 43555, 44020, 44640, 44960, 50580, 51120, 52266, 52824, 59853, 66030, 67440, 69688, 70432, 78399, 79236, 79804, 80928, 87110, 88040, 99045, 99755, 101160, 102240, 104532, 105648, 119706, 130665, 132060, 134880, 139376, 156798, 158472, 159608, 174220, 176080, 179559, 198090, 199510, 202320, 209064, 211296, 239412, 261330, 264120, 278752, 299265, 313596, 316944, 319216, 348440, 352160, 359118, 391995, 396180, 399020, 404640, 418128, 478824, 522660, 528240, 598530, 618481, 627192, 633888, 638432, 696880, 718236, 783990, 792360, 798040, 836256, 897795, 957648, 1045320, 1056480, 1197060, 1236962, 1254384, 1393760, 1436472, 1567980, 1584720, 1596080, 1795590, 1855443, 1915296, 2090640, 2394120, 2473924, 2508768, 2872944, 3092405, 3135960, 3169440, 3192160, 3591180, 3710886, 4181280, 4788240, 4947848, 5566329, 5745888, 6184810, 6271920, 7182360, 7421772, 9277215, 9576480, 9895696, 11132658, 12369620, 12543840, 14364720, 14843544, 18554430, 19791392, 22265316, 24739240, 27831645, 28729440, 29687088, 37108860, 44530632, 49478480, 55663290, 59374176, 74217720, 89061264, 98956960, 111326580, 148435440, 178122528, 222653160, 296870880, 445306320, 890612640]

約数ペア:

[(1, 890612640), (2, 445306320), (3, 296870880), (4, 222653160), (5, 178122528), (6, 148435440), (8, 111326580), (9, 98956960), (10, 89061264), (12, 74217720), (15, 59374176), (16, 55663290), (18, 49478480), (20, 44530632), (24, 37108860), (30, 29687088), (31, 28729440), (32, 27831645), (36, 24739240), (40, 22265316), (45, 19791392), (48, 18554430), (60, 14843544), (62, 14364720), (71, 12543840), (72, 12369620), (80, 11132658), (90, 9895696), (93, 9576480), (96, 9277215), (120, 7421772), (124, 7182360), (142, 6271920), (144, 6184810), (155, 5745888), (160, 5566329), (180, 4947848), (186, 4788240), (213, 4181280), (240, 3710886), (248, 3591180), (279, 3192160), (281, 3169440), (284, 3135960), (288, 3092405), (310, 2872944), (355, 2508768), (360, 2473924), (372, 2394120), (426, 2090640), (465, 1915296), (480, 1855443), (496, 1795590), (558, 1596080), (562, 1584720), (568, 1567980), (620, 1436472), (639, 1393760), (710, 1254384), (720, 1236962), (744, 1197060), (843, 1056480), (852, 1045320), (930, 957648), (992, 897795), (1065, 836256), (1116, 798040), (1124, 792360), (1136, 783990), (1240, 718236), (1278, 696880), (1395, 638432), (1405, 633888), (1420, 627192), (1440, 618481), (1488, 598530), (1686, 528240), (1704, 522660), (1860, 478824), (2130, 418128), (2201, 404640), (2232, 399020), (2248, 396180), (2272, 391995), (2480, 359118), (2529, 352160), (2556, 348440), (2790, 319216), (2810, 316944), (2840, 313596), (2976, 299265), (3195, 278752), (3372, 264120), (3408, 261330), (3720, 239412), (4215, 211296), (4260, 209064), (4402, 202320), (4464, 199510), (4496, 198090), (4960, 179559), (5058, 176080), (5112, 174220), (5580, 159608), (5620, 158472), (5680, 156798), (6390, 139376), (6603, 134880), (6744, 132060), (6816, 130665), (7440, 119706), (8430, 105648), (8520, 104532), (8711, 102240), (8804, 101160), (8928, 99755), (8992, 99045), (10116, 88040), (10224, 87110), (11005, 80928), (11160, 79804), (11240, 79236), (11360, 78399), (12645, 70432), (12780, 69688), (13206, 67440), (13488, 66030), (14880, 59853), (16860, 52824), (17040, 52266), (17422, 51120), (17608, 50580), (19809, 44960), (19951, 44640), (20232, 44020), (20448, 43555), (22010, 40464), (22320, 39902), (22480, 39618), (25290, 35216), (25560, 34844), (26133, 34080), (26412, 33720), (26976, 33015)]