1998697680

素因数分解:

$2^4\times 3^4\times 5^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{317}}^1$

素因数の和:488

約数の個数: 400

約数和(自身を含む): 8015736960

約数和(自身を除く): 6017039280

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 70, 72, 80, 81, 84, 90, 105, 108, 112, 120, 126, 135, 139, 140, 144, 162, 168, 180, 189, 210, 216, 240, 252, 270, 278, 280, 315, 317, 324, 336, 360, 378, 405, 417, 420, 432, 504, 540, 556, 560, 567, 630, 634, 648, 695, 720, 756, 810, 834, 840, 945, 951, 973, 1008, 1080, 1112, 1134, 1251, 1260, 1268, 1296, 1390, 1512, 1585, 1620, 1668, 1680, 1890, 1902, 1946, 2085, 2160, 2219, 2224, 2268, 2502, 2520, 2536, 2780, 2835, 2853, 2919, 3024, 3170, 3240, 3336, 3753, 3780, 3804, 3892, 4170, 4438, 4536, 4755, 4865, 5004, 5040, 5072, 5560, 5670, 5706, 5838, 6255, 6340, 6480, 6657, 6672, 7506, 7560, 7608, 7784, 8340, 8559, 8757, 8876, 9072, 9510, 9730, 10008, 11095, 11120, 11259, 11340, 11412, 11676, 12510, 12680, 13314, 14265, 14595, 15012, 15120, 15216, 15568, 16680, 17118, 17514, 17752, 18765, 19020, 19460, 19971, 20016, 22190, 22518, 22680, 22824, 23352, 25020, 25360, 25677, 26271, 26628, 28530, 29190, 30024, 33285, 33360, 34236, 35028, 35504, 37530, 38040, 38920, 39942, 42795, 43785, 44063, 44380, 45036, 45360, 45648, 46704, 50040, 51354, 52542, 53256, 56295, 57060, 58380, 59913, 60048, 66570, 68472, 70056, 75060, 76080, 77840, 78813, 79884, 85590, 87570, 88126, 88760, 90072, 99855, 100080, 102708, 105084, 106512, 112590, 114120, 116760, 119826, 128385, 131355, 132189, 133140, 136944, 140112, 150120, 157626, 159768, 171180, 175140, 176252, 177520, 179739, 180144, 199710, 205416, 210168, 220315, 225180, 228240, 233520, 239652, 256770, 262710, 264378, 266280, 299565, 300240, 308441, 315252, 319536, 342360, 350280, 352504, 359478, 394065, 396567, 399420, 410832, 420336, 440630, 450360, 479304, 513540, 525420, 528756, 532560, 599130, 616882, 630504, 660945, 684720, 700560, 705008, 718956, 788130, 793134, 798840, 881260, 898695, 900720, 925323, 958608, 1027080, 1050840, 1057512, 1189701, 1198260, 1233764, 1261008, 1321890, 1437912, 1542205, 1576260, 1586268, 1597680, 1762520, 1797390, 1850646, 1982835, 2054160, 2101680, 2115024, 2379402, 2396520, 2467528, 2643780, 2775969, 2875824, 3084410, 3152520, 3172536, 3525040, 3569103, 3594780, 3701292, 3965670, 4626615, 4758804, 4793040, 4935056, 5287560, 5551938, 5948505, 6168820, 6305040, 6345072, 7138206, 7189560, 7402584, 7931340, 8327907, 9253230, 9517608, 10575120, 11103876, 11897010, 12337640, 13879845, 14276412, 14379120, 14805168, 15862680, 16655814, 17845515, 18506460, 19035216, 22207752, 23794020, 24675280, 24983721, 27759690, 28552824, 31725360, 33311628, 35691030, 37012920, 41639535, 44415504, 47588040, 49967442, 55519380, 57105648, 66623256, 71382060, 74025840, 83279070, 95176080, 99934884, 111038760, 124918605, 133246512, 142764120, 166558140, 199869768, 222077520, 249837210, 285528240, 333116280, 399739536, 499674420, 666232560, 999348840, 1998697680]

約数ペア:

[(1, 1998697680), (2, 999348840), (3, 666232560), (4, 499674420), (5, 399739536), (6, 333116280), (7, 285528240), (8, 249837210), (9, 222077520), (10, 199869768), (12, 166558140), (14, 142764120), (15, 133246512), (16, 124918605), (18, 111038760), (20, 99934884), (21, 95176080), (24, 83279070), (27, 74025840), (28, 71382060), (30, 66623256), (35, 57105648), (36, 55519380), (40, 49967442), (42, 47588040), (45, 44415504), (48, 41639535), (54, 37012920), (56, 35691030), (60, 33311628), (63, 31725360), (70, 28552824), (72, 27759690), (80, 24983721), (81, 24675280), (84, 23794020), (90, 22207752), (105, 19035216), (108, 18506460), (112, 17845515), (120, 16655814), (126, 15862680), (135, 14805168), (139, 14379120), (140, 14276412), (144, 13879845), (162, 12337640), (168, 11897010), (180, 11103876), (189, 10575120), (210, 9517608), (216, 9253230), (240, 8327907), (252, 7931340), (270, 7402584), (278, 7189560), (280, 7138206), (315, 6345072), (317, 6305040), (324, 6168820), (336, 5948505), (360, 5551938), (378, 5287560), (405, 4935056), (417, 4793040), (420, 4758804), (432, 4626615), (504, 3965670), (540, 3701292), (556, 3594780), (560, 3569103), (567, 3525040), (630, 3172536), (634, 3152520), (648, 3084410), (695, 2875824), (720, 2775969), (756, 2643780), (810, 2467528), (834, 2396520), (840, 2379402), (945, 2115024), (951, 2101680), (973, 2054160), (1008, 1982835), (1080, 1850646), (1112, 1797390), (1134, 1762520), (1251, 1597680), (1260, 1586268), (1268, 1576260), (1296, 1542205), (1390, 1437912), (1512, 1321890), (1585, 1261008), (1620, 1233764), (1668, 1198260), (1680, 1189701), (1890, 1057512), (1902, 1050840), (1946, 1027080), (2085, 958608), (2160, 925323), (2219, 900720), (2224, 898695), (2268, 881260), (2502, 798840), (2520, 793134), (2536, 788130), (2780, 718956), (2835, 705008), (2853, 700560), (2919, 684720), (3024, 660945), (3170, 630504), (3240, 616882), (3336, 599130), (3753, 532560), (3780, 528756), (3804, 525420), (3892, 513540), (4170, 479304), (4438, 450360), (4536, 440630), (4755, 420336), (4865, 410832), (5004, 399420), (5040, 396567), (5072, 394065), (5560, 359478), (5670, 352504), (5706, 350280), (5838, 342360), (6255, 319536), (6340, 315252), (6480, 308441), (6657, 300240), (6672, 299565), (7506, 266280), (7560, 264378), (7608, 262710), (7784, 256770), (8340, 239652), (8559, 233520), (8757, 228240), (8876, 225180), (9072, 220315), (9510, 210168), (9730, 205416), (10008, 199710), (11095, 180144), (11120, 179739), (11259, 177520), (11340, 176252), (11412, 175140), (11676, 171180), (12510, 159768), (12680, 157626), (13314, 150120), (14265, 140112), (14595, 136944), (15012, 133140), (15120, 132189), (15216, 131355), (15568, 128385), (16680, 119826), (17118, 116760), (17514, 114120), (17752, 112590), (18765, 106512), (19020, 105084), (19460, 102708), (19971, 100080), (20016, 99855), (22190, 90072), (22518, 88760), (22680, 88126), (22824, 87570), (23352, 85590), (25020, 79884), (25360, 78813), (25677, 77840), (26271, 76080), (26628, 75060), (28530, 70056), (29190, 68472), (30024, 66570), (33285, 60048), (33360, 59913), (34236, 58380), (35028, 57060), (35504, 56295), (37530, 53256), (38040, 52542), (38920, 51354), (39942, 50040), (42795, 46704), (43785, 45648), (44063, 45360), (44380, 45036)]