209867520

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1$

素因数の和:139

約数の個数: 288

約数和(自身を含む): 725243904

約数和(自身を除く): 515376384

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 32, 40, 41, 43, 48, 60, 62, 64, 80, 82, 86, 93, 96, 120, 123, 124, 128, 129, 155, 160, 164, 172, 186, 192, 205, 215, 240, 246, 248, 256, 258, 310, 320, 328, 344, 372, 384, 410, 430, 465, 480, 492, 496, 516, 615, 620, 640, 645, 656, 688, 744, 768, 820, 860, 930, 960, 984, 992, 1032, 1230, 1240, 1271, 1280, 1290, 1312, 1333, 1376, 1488, 1640, 1720, 1763, 1860, 1920, 1968, 1984, 2064, 2460, 2480, 2542, 2580, 2624, 2666, 2752, 2976, 3280, 3440, 3526, 3720, 3813, 3840, 3936, 3968, 3999, 4128, 4920, 4960, 5084, 5160, 5248, 5289, 5332, 5504, 5952, 6355, 6560, 6665, 6880, 7052, 7440, 7626, 7872, 7936, 7998, 8256, 8815, 9840, 9920, 10168, 10320, 10496, 10578, 10664, 11008, 11904, 12710, 13120, 13330, 13760, 14104, 14880, 15252, 15744, 15996, 16512, 17630, 19065, 19680, 19840, 19995, 20336, 20640, 21156, 21328, 23808, 25420, 26240, 26445, 26660, 27520, 28208, 29760, 30504, 31488, 31992, 33024, 35260, 38130, 39360, 39680, 39990, 40672, 41280, 42312, 42656, 50840, 52480, 52890, 53320, 54653, 55040, 56416, 59520, 61008, 63984, 70520, 76260, 78720, 79980, 81344, 82560, 84624, 85312, 101680, 105780, 106640, 109306, 112832, 119040, 122016, 127968, 141040, 152520, 157440, 159960, 162688, 163959, 165120, 169248, 170624, 203360, 211560, 213280, 218612, 225664, 244032, 255936, 273265, 282080, 305040, 319920, 325376, 327918, 338496, 341248, 406720, 423120, 426560, 437224, 451328, 488064, 511872, 546530, 564160, 610080, 639840, 655836, 676992, 813440, 819795, 846240, 853120, 874448, 976128, 1023744, 1093060, 1128320, 1220160, 1279680, 1311672, 1353984, 1626880, 1639590, 1692480, 1706240, 1748896, 2186120, 2256640, 2440320, 2559360, 2623344, 3279180, 3384960, 3497792, 4372240, 4880640, 5118720, 5246688, 6558360, 6769920, 6995584, 8744480, 10493376, 13116720, 13991168, 17488960, 20986752, 26233440, 34977920, 41973504, 52466880, 69955840, 104933760, 209867520]

約数ペア:

[(1, 209867520), (2, 104933760), (3, 69955840), (4, 52466880), (5, 41973504), (6, 34977920), (8, 26233440), (10, 20986752), (12, 17488960), (15, 13991168), (16, 13116720), (20, 10493376), (24, 8744480), (30, 6995584), (31, 6769920), (32, 6558360), (40, 5246688), (41, 5118720), (43, 4880640), (48, 4372240), (60, 3497792), (62, 3384960), (64, 3279180), (80, 2623344), (82, 2559360), (86, 2440320), (93, 2256640), (96, 2186120), (120, 1748896), (123, 1706240), (124, 1692480), (128, 1639590), (129, 1626880), (155, 1353984), (160, 1311672), (164, 1279680), (172, 1220160), (186, 1128320), (192, 1093060), (205, 1023744), (215, 976128), (240, 874448), (246, 853120), (248, 846240), (256, 819795), (258, 813440), (310, 676992), (320, 655836), (328, 639840), (344, 610080), (372, 564160), (384, 546530), (410, 511872), (430, 488064), (465, 451328), (480, 437224), (492, 426560), (496, 423120), (516, 406720), (615, 341248), (620, 338496), (640, 327918), (645, 325376), (656, 319920), (688, 305040), (744, 282080), (768, 273265), (820, 255936), (860, 244032), (930, 225664), (960, 218612), (984, 213280), (992, 211560), (1032, 203360), (1230, 170624), (1240, 169248), (1271, 165120), (1280, 163959), (1290, 162688), (1312, 159960), (1333, 157440), (1376, 152520), (1488, 141040), (1640, 127968), (1720, 122016), (1763, 119040), (1860, 112832), (1920, 109306), (1968, 106640), (1984, 105780), (2064, 101680), (2460, 85312), (2480, 84624), (2542, 82560), (2580, 81344), (2624, 79980), (2666, 78720), (2752, 76260), (2976, 70520), (3280, 63984), (3440, 61008), (3526, 59520), (3720, 56416), (3813, 55040), (3840, 54653), (3936, 53320), (3968, 52890), (3999, 52480), (4128, 50840), (4920, 42656), (4960, 42312), (5084, 41280), (5160, 40672), (5248, 39990), (5289, 39680), (5332, 39360), (5504, 38130), (5952, 35260), (6355, 33024), (6560, 31992), (6665, 31488), (6880, 30504), (7052, 29760), (7440, 28208), (7626, 27520), (7872, 26660), (7936, 26445), (7998, 26240), (8256, 25420), (8815, 23808), (9840, 21328), (9920, 21156), (10168, 20640), (10320, 20336), (10496, 19995), (10578, 19840), (10664, 19680), (11008, 19065), (11904, 17630), (12710, 16512), (13120, 15996), (13330, 15744), (13760, 15252), (14104, 14880)]