391310920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{337}}^1$

素因数の和:408

約数の個数: 256

約数和(自身を含む): 1226534400

約数和(自身を除く): 835223480

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 13, 14, 20, 22, 26, 28, 29, 35, 40, 44, 52, 55, 56, 58, 65, 70, 77, 88, 91, 104, 110, 116, 130, 140, 143, 145, 154, 182, 203, 220, 232, 260, 280, 286, 290, 308, 319, 337, 364, 377, 385, 406, 440, 455, 520, 572, 580, 616, 638, 674, 715, 728, 754, 770, 812, 910, 1001, 1015, 1144, 1160, 1276, 1348, 1430, 1508, 1540, 1595, 1624, 1685, 1820, 1885, 2002, 2030, 2233, 2359, 2552, 2639, 2696, 2860, 3016, 3080, 3190, 3370, 3640, 3707, 3770, 4004, 4060, 4147, 4381, 4466, 4718, 5005, 5278, 5720, 6380, 6740, 7414, 7540, 8008, 8120, 8294, 8762, 8932, 9436, 9773, 10010, 10556, 11165, 11795, 12760, 13195, 13480, 14828, 15080, 16588, 17524, 17864, 18535, 18872, 19546, 20020, 20735, 21112, 21905, 22330, 23590, 25949, 26390, 29029, 29656, 30667, 33176, 35048, 37070, 39092, 40040, 41470, 43810, 44660, 47180, 48191, 48865, 51898, 52780, 58058, 61334, 68411, 74140, 78184, 82940, 87620, 89320, 94360, 96382, 97730, 103796, 105560, 107503, 116116, 122668, 127049, 129745, 136822, 145145, 148280, 153335, 165880, 175240, 192764, 195460, 207592, 215006, 232232, 240955, 245336, 254098, 259490, 273644, 290290, 306670, 337337, 342055, 385528, 390920, 430012, 481910, 508196, 518980, 537515, 547288, 580580, 613340, 635245, 674674, 684110, 752521, 860024, 889343, 963820, 1016392, 1037960, 1075030, 1161160, 1226680, 1270490, 1349348, 1368220, 1397539, 1505042, 1686685, 1778686, 1927640, 2150060, 2540980, 2698696, 2736440, 2795078, 3010084, 3373370, 3557372, 3762605, 4300120, 4446715, 5081960, 5590156, 6020168, 6746740, 6987695, 7114744, 7525210, 8893430, 9782773, 11180312, 13493480, 13975390, 15050420, 17786860, 19565546, 27950780, 30100840, 35573720, 39131092, 48913865, 55901560, 78262184, 97827730, 195655460, 391310920]

約数ペア:

[(1, 391310920), (2, 195655460), (4, 97827730), (5, 78262184), (7, 55901560), (8, 48913865), (10, 39131092), (11, 35573720), (13, 30100840), (14, 27950780), (20, 19565546), (22, 17786860), (26, 15050420), (28, 13975390), (29, 13493480), (35, 11180312), (40, 9782773), (44, 8893430), (52, 7525210), (55, 7114744), (56, 6987695), (58, 6746740), (65, 6020168), (70, 5590156), (77, 5081960), (88, 4446715), (91, 4300120), (104, 3762605), (110, 3557372), (116, 3373370), (130, 3010084), (140, 2795078), (143, 2736440), (145, 2698696), (154, 2540980), (182, 2150060), (203, 1927640), (220, 1778686), (232, 1686685), (260, 1505042), (280, 1397539), (286, 1368220), (290, 1349348), (308, 1270490), (319, 1226680), (337, 1161160), (364, 1075030), (377, 1037960), (385, 1016392), (406, 963820), (440, 889343), (455, 860024), (520, 752521), (572, 684110), (580, 674674), (616, 635245), (638, 613340), (674, 580580), (715, 547288), (728, 537515), (754, 518980), (770, 508196), (812, 481910), (910, 430012), (1001, 390920), (1015, 385528), (1144, 342055), (1160, 337337), (1276, 306670), (1348, 290290), (1430, 273644), (1508, 259490), (1540, 254098), (1595, 245336), (1624, 240955), (1685, 232232), (1820, 215006), (1885, 207592), (2002, 195460), (2030, 192764), (2233, 175240), (2359, 165880), (2552, 153335), (2639, 148280), (2696, 145145), (2860, 136822), (3016, 129745), (3080, 127049), (3190, 122668), (3370, 116116), (3640, 107503), (3707, 105560), (3770, 103796), (4004, 97730), (4060, 96382), (4147, 94360), (4381, 89320), (4466, 87620), (4718, 82940), (5005, 78184), (5278, 74140), (5720, 68411), (6380, 61334), (6740, 58058), (7414, 52780), (7540, 51898), (8008, 48865), (8120, 48191), (8294, 47180), (8762, 44660), (8932, 43810), (9436, 41470), (9773, 40040), (10010, 39092), (10556, 37070), (11165, 35048), (11795, 33176), (12760, 30667), (13195, 29656), (13480, 29029), (14828, 26390), (15080, 25949), (16588, 23590), (17524, 22330), (17864, 21905), (18535, 21112), (18872, 20735), (19546, 20020)]