206506440

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{227}}^1$

素因数の和:289

約数の個数: 288

約数和(自身を含む): 813084480

約数和(自身を除く): 606578040

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 19, 20, 21, 24, 28, 30, 35, 36, 38, 40, 42, 45, 56, 57, 60, 63, 70, 72, 76, 84, 90, 95, 105, 114, 120, 126, 133, 140, 152, 168, 171, 180, 190, 210, 227, 228, 252, 266, 280, 285, 315, 342, 360, 361, 380, 399, 420, 454, 456, 504, 532, 570, 630, 665, 681, 684, 722, 760, 798, 840, 855, 908, 1064, 1083, 1135, 1140, 1197, 1260, 1330, 1362, 1368, 1444, 1589, 1596, 1710, 1805, 1816, 1995, 2043, 2166, 2270, 2280, 2394, 2520, 2527, 2660, 2724, 2888, 3178, 3192, 3249, 3405, 3420, 3610, 3990, 4086, 4313, 4332, 4540, 4767, 4788, 5054, 5320, 5415, 5448, 5985, 6356, 6498, 6810, 6840, 7220, 7581, 7945, 7980, 8172, 8626, 8664, 9080, 9534, 9576, 10108, 10215, 10830, 11970, 12635, 12712, 12939, 12996, 13620, 14301, 14440, 15162, 15890, 15960, 16245, 16344, 17252, 19068, 20216, 20430, 21565, 21660, 22743, 23835, 23940, 25270, 25878, 25992, 27240, 28602, 30191, 30324, 31780, 32490, 34504, 37905, 38136, 38817, 40860, 43130, 43320, 45486, 47670, 47880, 50540, 51756, 57204, 60382, 60648, 63560, 64695, 64980, 71505, 75810, 77634, 81720, 81947, 86260, 90573, 90972, 95340, 101080, 103512, 113715, 114408, 120764, 129390, 129960, 143010, 150955, 151620, 155268, 163894, 172520, 181146, 181944, 190680, 194085, 227430, 241528, 245841, 258780, 271719, 286020, 301910, 303240, 310536, 327788, 362292, 388170, 409735, 452865, 454860, 491682, 517560, 543438, 572040, 573629, 603820, 655576, 724584, 737523, 776340, 819470, 905730, 909720, 983364, 1086876, 1147258, 1207640, 1229205, 1358595, 1475046, 1552680, 1638940, 1720887, 1811460, 1966728, 2173752, 2294516, 2458410, 2717190, 2868145, 2950092, 3277880, 3441774, 3622920, 3687615, 4589032, 4916820, 5162661, 5434380, 5736290, 5900184, 6883548, 7375230, 8604435, 9833640, 10325322, 10868760, 11472580, 13767096, 14750460, 17208870, 20650644, 22945160, 25813305, 29500920, 34417740, 41301288, 51626610, 68835480, 103253220, 206506440]

約数ペア:

[(1, 206506440), (2, 103253220), (3, 68835480), (4, 51626610), (5, 41301288), (6, 34417740), (7, 29500920), (8, 25813305), (9, 22945160), (10, 20650644), (12, 17208870), (14, 14750460), (15, 13767096), (18, 11472580), (19, 10868760), (20, 10325322), (21, 9833640), (24, 8604435), (28, 7375230), (30, 6883548), (35, 5900184), (36, 5736290), (38, 5434380), (40, 5162661), (42, 4916820), (45, 4589032), (56, 3687615), (57, 3622920), (60, 3441774), (63, 3277880), (70, 2950092), (72, 2868145), (76, 2717190), (84, 2458410), (90, 2294516), (95, 2173752), (105, 1966728), (114, 1811460), (120, 1720887), (126, 1638940), (133, 1552680), (140, 1475046), (152, 1358595), (168, 1229205), (171, 1207640), (180, 1147258), (190, 1086876), (210, 983364), (227, 909720), (228, 905730), (252, 819470), (266, 776340), (280, 737523), (285, 724584), (315, 655576), (342, 603820), (360, 573629), (361, 572040), (380, 543438), (399, 517560), (420, 491682), (454, 454860), (456, 452865), (504, 409735), (532, 388170), (570, 362292), (630, 327788), (665, 310536), (681, 303240), (684, 301910), (722, 286020), (760, 271719), (798, 258780), (840, 245841), (855, 241528), (908, 227430), (1064, 194085), (1083, 190680), (1135, 181944), (1140, 181146), (1197, 172520), (1260, 163894), (1330, 155268), (1362, 151620), (1368, 150955), (1444, 143010), (1589, 129960), (1596, 129390), (1710, 120764), (1805, 114408), (1816, 113715), (1995, 103512), (2043, 101080), (2166, 95340), (2270, 90972), (2280, 90573), (2394, 86260), (2520, 81947), (2527, 81720), (2660, 77634), (2724, 75810), (2888, 71505), (3178, 64980), (3192, 64695), (3249, 63560), (3405, 60648), (3420, 60382), (3610, 57204), (3990, 51756), (4086, 50540), (4313, 47880), (4332, 47670), (4540, 45486), (4767, 43320), (4788, 43130), (5054, 40860), (5320, 38817), (5415, 38136), (5448, 37905), (5985, 34504), (6356, 32490), (6498, 31780), (6810, 30324), (6840, 30191), (7220, 28602), (7581, 27240), (7945, 25992), (7980, 25878), (8172, 25270), (8626, 23940), (8664, 23835), (9080, 22743), (9534, 21660), (9576, 21565), (10108, 20430), (10215, 20216), (10830, 19068), (11970, 17252), (12635, 16344), (12712, 16245), (12939, 15960), (12996, 15890), (13620, 15162), (14301, 14440)]