204808320

素因数分解:

$2^7\times 3^2\times 5^1\times {\mathrm{31}}^2\times {\mathrm{37}}^1$

素因数の和:124

約数の個数: 288

約数和(自身を含む): 750529260

約数和(自身を除く): 545720940

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 31, 32, 36, 37, 40, 45, 48, 60, 62, 64, 72, 74, 80, 90, 93, 96, 111, 120, 124, 128, 144, 148, 155, 160, 180, 185, 186, 192, 222, 240, 248, 279, 288, 296, 310, 320, 333, 360, 370, 372, 384, 444, 465, 480, 496, 555, 558, 576, 592, 620, 640, 666, 720, 740, 744, 888, 930, 960, 961, 992, 1110, 1116, 1147, 1152, 1184, 1240, 1332, 1395, 1440, 1480, 1488, 1665, 1776, 1860, 1920, 1922, 1984, 2220, 2232, 2294, 2368, 2480, 2664, 2790, 2880, 2883, 2960, 2976, 3330, 3441, 3552, 3720, 3844, 3968, 4440, 4464, 4588, 4736, 4805, 4960, 5328, 5580, 5735, 5760, 5766, 5920, 5952, 6660, 6882, 7104, 7440, 7688, 8649, 8880, 8928, 9176, 9610, 9920, 10323, 10656, 11160, 11470, 11532, 11840, 11904, 13320, 13764, 14208, 14415, 14880, 15376, 17205, 17298, 17760, 17856, 18352, 19220, 19840, 20646, 21312, 22320, 22940, 23064, 23680, 26640, 27528, 28830, 29760, 30752, 34410, 34596, 35520, 35557, 35712, 36704, 38440, 41292, 42624, 43245, 44640, 45880, 46128, 51615, 53280, 55056, 57660, 59520, 61504, 68820, 69192, 71040, 71114, 73408, 76880, 82584, 86490, 89280, 91760, 92256, 103230, 106560, 106671, 110112, 115320, 123008, 137640, 138384, 142228, 146816, 153760, 165168, 172980, 177785, 178560, 183520, 184512, 206460, 213120, 213342, 220224, 230640, 275280, 276768, 284456, 307520, 320013, 330336, 345960, 355570, 367040, 369024, 412920, 426684, 440448, 461280, 533355, 550560, 553536, 568912, 615040, 640026, 660672, 691920, 711140, 734080, 825840, 853368, 922560, 1066710, 1101120, 1107072, 1137824, 1280052, 1321344, 1383840, 1422280, 1600065, 1651680, 1706736, 1845120, 2133420, 2202240, 2275648, 2560104, 2767680, 2844560, 3200130, 3303360, 3413472, 4266840, 4551296, 5120208, 5535360, 5689120, 6400260, 6606720, 6826944, 8533680, 10240416, 11378240, 12800520, 13653888, 17067360, 20480832, 22756480, 25601040, 34134720, 40961664, 51202080, 68269440, 102404160, 204808320]

約数ペア:

[(1, 204808320), (2, 102404160), (3, 68269440), (4, 51202080), (5, 40961664), (6, 34134720), (8, 25601040), (9, 22756480), (10, 20480832), (12, 17067360), (15, 13653888), (16, 12800520), (18, 11378240), (20, 10240416), (24, 8533680), (30, 6826944), (31, 6606720), (32, 6400260), (36, 5689120), (37, 5535360), (40, 5120208), (45, 4551296), (48, 4266840), (60, 3413472), (62, 3303360), (64, 3200130), (72, 2844560), (74, 2767680), (80, 2560104), (90, 2275648), (93, 2202240), (96, 2133420), (111, 1845120), (120, 1706736), (124, 1651680), (128, 1600065), (144, 1422280), (148, 1383840), (155, 1321344), (160, 1280052), (180, 1137824), (185, 1107072), (186, 1101120), (192, 1066710), (222, 922560), (240, 853368), (248, 825840), (279, 734080), (288, 711140), (296, 691920), (310, 660672), (320, 640026), (333, 615040), (360, 568912), (370, 553536), (372, 550560), (384, 533355), (444, 461280), (465, 440448), (480, 426684), (496, 412920), (555, 369024), (558, 367040), (576, 355570), (592, 345960), (620, 330336), (640, 320013), (666, 307520), (720, 284456), (740, 276768), (744, 275280), (888, 230640), (930, 220224), (960, 213342), (961, 213120), (992, 206460), (1110, 184512), (1116, 183520), (1147, 178560), (1152, 177785), (1184, 172980), (1240, 165168), (1332, 153760), (1395, 146816), (1440, 142228), (1480, 138384), (1488, 137640), (1665, 123008), (1776, 115320), (1860, 110112), (1920, 106671), (1922, 106560), (1984, 103230), (2220, 92256), (2232, 91760), (2294, 89280), (2368, 86490), (2480, 82584), (2664, 76880), (2790, 73408), (2880, 71114), (2883, 71040), (2960, 69192), (2976, 68820), (3330, 61504), (3441, 59520), (3552, 57660), (3720, 55056), (3844, 53280), (3968, 51615), (4440, 46128), (4464, 45880), (4588, 44640), (4736, 43245), (4805, 42624), (4960, 41292), (5328, 38440), (5580, 36704), (5735, 35712), (5760, 35557), (5766, 35520), (5920, 34596), (5952, 34410), (6660, 30752), (6882, 29760), (7104, 28830), (7440, 27528), (7688, 26640), (8649, 23680), (8880, 23064), (8928, 22940), (9176, 22320), (9610, 21312), (9920, 20646), (10323, 19840), (10656, 19220), (11160, 18352), (11470, 17856), (11532, 17760), (11840, 17298), (11904, 17205), (13320, 15376), (13764, 14880), (14208, 14415)]