206171280

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{2153}}^1$

素因数の和:2198

約数の個数: 240

約数和(自身を含む): 833339520

約数和(自身を除く): 627168240

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 19, 20, 21, 24, 28, 30, 35, 36, 38, 40, 42, 45, 48, 56, 57, 60, 63, 70, 72, 76, 80, 84, 90, 95, 105, 112, 114, 120, 126, 133, 140, 144, 152, 168, 171, 180, 190, 210, 228, 240, 252, 266, 280, 285, 304, 315, 336, 342, 360, 380, 399, 420, 456, 504, 532, 560, 570, 630, 665, 684, 720, 760, 798, 840, 855, 912, 1008, 1064, 1140, 1197, 1260, 1330, 1368, 1520, 1596, 1680, 1710, 1995, 2128, 2153, 2280, 2394, 2520, 2660, 2736, 3192, 3420, 3990, 4306, 4560, 4788, 5040, 5320, 5985, 6384, 6459, 6840, 7980, 8612, 9576, 10640, 10765, 11970, 12918, 13680, 15071, 15960, 17224, 19152, 19377, 21530, 23940, 25836, 30142, 31920, 32295, 34448, 38754, 40907, 43060, 45213, 47880, 51672, 60284, 64590, 75355, 77508, 81814, 86120, 90426, 95760, 96885, 103344, 120568, 122721, 129180, 135639, 150710, 155016, 163628, 172240, 180852, 193770, 204535, 226065, 241136, 245442, 258360, 271278, 286349, 301420, 310032, 327256, 361704, 368163, 387540, 409070, 452130, 490884, 516720, 542556, 572698, 602840, 613605, 654512, 678195, 723408, 736326, 775080, 818140, 859047, 904260, 981768, 1085112, 1145396, 1205680, 1227210, 1356390, 1431745, 1472652, 1550160, 1636280, 1718094, 1808520, 1840815, 1963536, 2170224, 2290792, 2454420, 2577141, 2712780, 2863490, 2945304, 3272560, 3436188, 3617040, 3681630, 4295235, 4581584, 4908840, 5154282, 5425560, 5726980, 5890608, 6872376, 7363260, 8590470, 9817680, 10308564, 10851120, 11453960, 12885705, 13744752, 14726520, 17180940, 20617128, 22907920, 25771410, 29453040, 34361880, 41234256, 51542820, 68723760, 103085640, 206171280]

約数ペア:

[(1, 206171280), (2, 103085640), (3, 68723760), (4, 51542820), (5, 41234256), (6, 34361880), (7, 29453040), (8, 25771410), (9, 22907920), (10, 20617128), (12, 17180940), (14, 14726520), (15, 13744752), (16, 12885705), (18, 11453960), (19, 10851120), (20, 10308564), (21, 9817680), (24, 8590470), (28, 7363260), (30, 6872376), (35, 5890608), (36, 5726980), (38, 5425560), (40, 5154282), (42, 4908840), (45, 4581584), (48, 4295235), (56, 3681630), (57, 3617040), (60, 3436188), (63, 3272560), (70, 2945304), (72, 2863490), (76, 2712780), (80, 2577141), (84, 2454420), (90, 2290792), (95, 2170224), (105, 1963536), (112, 1840815), (114, 1808520), (120, 1718094), (126, 1636280), (133, 1550160), (140, 1472652), (144, 1431745), (152, 1356390), (168, 1227210), (171, 1205680), (180, 1145396), (190, 1085112), (210, 981768), (228, 904260), (240, 859047), (252, 818140), (266, 775080), (280, 736326), (285, 723408), (304, 678195), (315, 654512), (336, 613605), (342, 602840), (360, 572698), (380, 542556), (399, 516720), (420, 490884), (456, 452130), (504, 409070), (532, 387540), (560, 368163), (570, 361704), (630, 327256), (665, 310032), (684, 301420), (720, 286349), (760, 271278), (798, 258360), (840, 245442), (855, 241136), (912, 226065), (1008, 204535), (1064, 193770), (1140, 180852), (1197, 172240), (1260, 163628), (1330, 155016), (1368, 150710), (1520, 135639), (1596, 129180), (1680, 122721), (1710, 120568), (1995, 103344), (2128, 96885), (2153, 95760), (2280, 90426), (2394, 86120), (2520, 81814), (2660, 77508), (2736, 75355), (3192, 64590), (3420, 60284), (3990, 51672), (4306, 47880), (4560, 45213), (4788, 43060), (5040, 40907), (5320, 38754), (5985, 34448), (6384, 32295), (6459, 31920), (6840, 30142), (7980, 25836), (8612, 23940), (9576, 21530), (10640, 19377), (10765, 19152), (11970, 17224), (12918, 15960), (13680, 15071)]