1998947160

素因数分解:

$2^3\times 3^6\times 5^1\times 7^2\times {\mathrm{1399}}^1$

素因数の和:1442

約数の個数: 336

約数和(自身を含む): 7849926000

約数和(自身を除く): 5850978840

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 49, 54, 56, 60, 63, 70, 72, 81, 84, 90, 98, 105, 108, 120, 126, 135, 140, 147, 162, 168, 180, 189, 196, 210, 216, 243, 245, 252, 270, 280, 294, 315, 324, 360, 378, 392, 405, 420, 441, 486, 490, 504, 540, 567, 588, 630, 648, 729, 735, 756, 810, 840, 882, 945, 972, 980, 1080, 1134, 1176, 1215, 1260, 1323, 1399, 1458, 1470, 1512, 1620, 1701, 1764, 1890, 1944, 1960, 2205, 2268, 2430, 2520, 2646, 2798, 2835, 2916, 2940, 3240, 3402, 3528, 3645, 3780, 3969, 4197, 4410, 4536, 4860, 5103, 5292, 5596, 5670, 5832, 5880, 6615, 6804, 6995, 7290, 7560, 7938, 8394, 8505, 8820, 9720, 9793, 10206, 10584, 11192, 11340, 11907, 12591, 13230, 13608, 13990, 14580, 15876, 16788, 17010, 17640, 19586, 19845, 20412, 20985, 22680, 23814, 25182, 25515, 26460, 27980, 29160, 29379, 31752, 33576, 34020, 35721, 37773, 39172, 39690, 40824, 41970, 47628, 48965, 50364, 51030, 52920, 55960, 58758, 59535, 62955, 68040, 68551, 71442, 75546, 78344, 79380, 83940, 88137, 95256, 97930, 100728, 102060, 113319, 117516, 119070, 125910, 137102, 142884, 146895, 151092, 158760, 167880, 176274, 178605, 188865, 195860, 204120, 205653, 226638, 235032, 238140, 251820, 264411, 274204, 285768, 293790, 302184, 339957, 342755, 352548, 357210, 377730, 391720, 411306, 440685, 453276, 476280, 503640, 528822, 548408, 566595, 587580, 616959, 679914, 685510, 705096, 714420, 755460, 793233, 822612, 881370, 906552, 1019871, 1028265, 1057644, 1133190, 1175160, 1233918, 1322055, 1359828, 1371020, 1428840, 1510920, 1586466, 1645224, 1699785, 1762740, 1850877, 2039742, 2056530, 2115288, 2266380, 2379699, 2467836, 2644110, 2719656, 2742040, 3084795, 3172932, 3399570, 3525480, 3701754, 3966165, 4079484, 4113060, 4532760, 4759398, 4935672, 5099355, 5288220, 5552631, 6169590, 6345864, 6799140, 7139097, 7403508, 7932330, 8158968, 8226120, 9254385, 9518796, 10198710, 10576440, 11105262, 11898495, 12339180, 13598280, 14278194, 14807016, 15864660, 16657893, 18508770, 19037592, 20397420, 22210524, 23796990, 24678360, 27763155, 28556388, 31729320, 33315786, 35695485, 37017540, 40794840, 44421048, 47593980, 49973679, 55526310, 57112776, 66631572, 71390970, 74035080, 83289465, 95187960, 99947358, 111052620, 133263144, 142781940, 166578930, 199894716, 222105240, 249868395, 285563880, 333157860, 399789432, 499736790, 666315720, 999473580, 1998947160]

約数ペア:

[(1, 1998947160), (2, 999473580), (3, 666315720), (4, 499736790), (5, 399789432), (6, 333157860), (7, 285563880), (8, 249868395), (9, 222105240), (10, 199894716), (12, 166578930), (14, 142781940), (15, 133263144), (18, 111052620), (20, 99947358), (21, 95187960), (24, 83289465), (27, 74035080), (28, 71390970), (30, 66631572), (35, 57112776), (36, 55526310), (40, 49973679), (42, 47593980), (45, 44421048), (49, 40794840), (54, 37017540), (56, 35695485), (60, 33315786), (63, 31729320), (70, 28556388), (72, 27763155), (81, 24678360), (84, 23796990), (90, 22210524), (98, 20397420), (105, 19037592), (108, 18508770), (120, 16657893), (126, 15864660), (135, 14807016), (140, 14278194), (147, 13598280), (162, 12339180), (168, 11898495), (180, 11105262), (189, 10576440), (196, 10198710), (210, 9518796), (216, 9254385), (243, 8226120), (245, 8158968), (252, 7932330), (270, 7403508), (280, 7139097), (294, 6799140), (315, 6345864), (324, 6169590), (360, 5552631), (378, 5288220), (392, 5099355), (405, 4935672), (420, 4759398), (441, 4532760), (486, 4113060), (490, 4079484), (504, 3966165), (540, 3701754), (567, 3525480), (588, 3399570), (630, 3172932), (648, 3084795), (729, 2742040), (735, 2719656), (756, 2644110), (810, 2467836), (840, 2379699), (882, 2266380), (945, 2115288), (972, 2056530), (980, 2039742), (1080, 1850877), (1134, 1762740), (1176, 1699785), (1215, 1645224), (1260, 1586466), (1323, 1510920), (1399, 1428840), (1458, 1371020), (1470, 1359828), (1512, 1322055), (1620, 1233918), (1701, 1175160), (1764, 1133190), (1890, 1057644), (1944, 1028265), (1960, 1019871), (2205, 906552), (2268, 881370), (2430, 822612), (2520, 793233), (2646, 755460), (2798, 714420), (2835, 705096), (2916, 685510), (2940, 679914), (3240, 616959), (3402, 587580), (3528, 566595), (3645, 548408), (3780, 528822), (3969, 503640), (4197, 476280), (4410, 453276), (4536, 440685), (4860, 411306), (5103, 391720), (5292, 377730), (5596, 357210), (5670, 352548), (5832, 342755), (5880, 339957), (6615, 302184), (6804, 293790), (6995, 285768), (7290, 274204), (7560, 264411), (7938, 251820), (8394, 238140), (8505, 235032), (8820, 226638), (9720, 205653), (9793, 204120), (10206, 195860), (10584, 188865), (11192, 178605), (11340, 176274), (11907, 167880), (12591, 158760), (13230, 151092), (13608, 146895), (13990, 142884), (14580, 137102), (15876, 125910), (16788, 119070), (17010, 117516), (17640, 113319), (19586, 102060), (19845, 100728), (20412, 97930), (20985, 95256), (22680, 88137), (23814, 83940), (25182, 79380), (25515, 78344), (26460, 75546), (27980, 71442), (29160, 68551), (29379, 68040), (31752, 62955), (33576, 59535), (34020, 58758), (35721, 55960), (37773, 52920), (39172, 51030), (39690, 50364), (40824, 48965), (41970, 47628)]