206374482720

素因数分解:

$2^5\times 3^4\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{1787}}^1$

素因数の和:1907

約数の個数: 960

約数和(自身を含む): 889761438720

約数和(自身を除く): 683386956000

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 19, 20, 21, 24, 27, 28, 30, 32, 35, 36, 38, 40, 42, 45, 48, 54, 56, 57, 60, 63, 67, 70, 72, 76, 80, 81, 84, 90, 95, 96, 105, 108, 112, 114, 120, 126, 133, 134, 135, 140, 144, 152, 160, 162, 168, 171, 180, 189, 190, 201, 210, 216, 224, 228, 240, 252, 266, 268, 270, 280, 285, 288, 304, 315, 324, 335, 336, 342, 360, 378, 380, 399, 402, 405, 420, 432, 456, 469, 480, 504, 513, 532, 536, 540, 560, 567, 570, 603, 608, 630, 648, 665, 670, 672, 684, 720, 756, 760, 798, 804, 810, 840, 855, 864, 912, 938, 945, 1005, 1008, 1026, 1064, 1072, 1080, 1120, 1134, 1140, 1197, 1206, 1260, 1273, 1296, 1330, 1340, 1368, 1407, 1440, 1512, 1520, 1539, 1596, 1608, 1620, 1680, 1710, 1787, 1809, 1824, 1876, 1890, 1995, 2010, 2016, 2052, 2128, 2144, 2160, 2268, 2280, 2345, 2394, 2412, 2520, 2546, 2565, 2592, 2660, 2680, 2736, 2814, 2835, 3015, 3024, 3040, 3078, 3192, 3216, 3240, 3360, 3420, 3574, 3591, 3618, 3752, 3780, 3819, 3990, 4020, 4104, 4221, 4256, 4320, 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約数ペア:

[(1, 206374482720), (2, 103187241360), (3, 68791494240), (4, 51593620680), (5, 41274896544), (6, 34395747120), (7, 29482068960), (8, 25796810340), (9, 22930498080), (10, 20637448272), (12, 17197873560), (14, 14741034480), (15, 13758298848), (16, 12898405170), (18, 11465249040), (19, 10861814880), (20, 10318724136), (21, 9827356320), (24, 8598936780), (27, 7643499360), (28, 7370517240), (30, 6879149424), (32, 6449202585), (35, 5896413792), (36, 5732624520), (38, 5430907440), (40, 5159362068), (42, 4913678160), (45, 4586099616), (48, 4299468390), (54, 3821749680), (56, 3685258620), (57, 3620604960), (60, 3439574712), (63, 3275785440), (67, 3080216160), (70, 2948206896), (72, 2866312260), (76, 2715453720), (80, 2579681034), (81, 2547833120), (84, 2456839080), (90, 2293049808), (95, 2172362976), (96, 2149734195), (105, 1965471264), (108, 1910874840), (112, 1842629310), (114, 1810302480), (120, 1719787356), (126, 1637892720), (133, 1551687840), (134, 1540108080), (135, 1528699872), (140, 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(225120, 916731), (225162, 916560), (229140, 900648), (237671, 868320), (239458, 861840), (240597, 857760), (241245, 855456), (246240, 838103), (250180, 824904), (253260, 814872), (257328, 801990), (267330, 771984), (271624, 759780), (274968, 750540), (285152, 723735), (285920, 721791), (287280, 718374), (289440, 713013), (289494, 712880), (300216, 687420), (303912, 679060), (305520, 675486), (305577, 675360), (320796, 643320), (321660, 641592), (337680, 611154), (337743, 611040), (339530, 607824), (343710, 600432), (344736, 598645), (356440, 578988), (359187, 574560), (366624, 562905), (375270, 549936), (379890, 543248), (385992, 534660), (400288, 515565), (400995, 514656), (405216, 509295), (407436, 506520), (412452, 500360), (427728, 482490), (428880, 481194), (430920, 478916), (434160, 475342), (450324, 458280)]