399013680

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{127}}^1$

素因数の和:228

約数の個数: 320

約数和(自身を含む): 1439907840

約数和(自身を除く): 1040894160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 19, 20, 24, 26, 30, 38, 39, 40, 48, 52, 53, 57, 60, 65, 76, 78, 80, 95, 104, 106, 114, 120, 127, 130, 152, 156, 159, 190, 195, 208, 212, 228, 240, 247, 254, 260, 265, 285, 304, 312, 318, 380, 381, 390, 424, 456, 494, 508, 520, 530, 570, 624, 635, 636, 689, 741, 760, 762, 780, 795, 848, 912, 988, 1007, 1016, 1040, 1060, 1140, 1235, 1270, 1272, 1378, 1482, 1520, 1524, 1560, 1590, 1651, 1905, 1976, 2014, 2032, 2067, 2120, 2280, 2413, 2470, 2540, 2544, 2756, 2964, 3021, 3048, 3120, 3180, 3302, 3445, 3705, 3810, 3952, 4028, 4134, 4240, 4560, 4826, 4940, 4953, 5035, 5080, 5512, 5928, 6042, 6096, 6360, 6604, 6731, 6890, 7239, 7410, 7620, 8056, 8255, 8268, 9652, 9880, 9906, 10070, 10160, 10335, 11024, 11856, 12065, 12084, 12720, 13091, 13208, 13462, 13780, 14478, 14820, 15105, 15240, 16112, 16510, 16536, 19304, 19760, 19812, 20140, 20193, 20670, 24130, 24168, 24765, 26182, 26416, 26924, 27560, 28956, 29640, 30210, 30480, 31369, 33020, 33072, 33655, 36195, 38608, 39273, 39624, 40280, 40386, 41340, 48260, 48336, 49530, 52364, 53848, 55120, 57912, 59280, 60420, 62738, 65455, 66040, 67310, 72390, 78546, 79248, 80560, 80772, 82680, 87503, 94107, 96520, 99060, 100965, 104728, 107696, 115824, 120840, 125476, 127889, 130910, 132080, 134620, 144780, 156845, 157092, 161544, 165360, 175006, 188214, 193040, 196365, 198120, 201930, 209456, 241680, 250952, 255778, 261820, 262509, 269240, 289560, 313690, 314184, 323088, 350012, 376428, 383667, 392730, 396240, 403860, 437515, 470535, 501904, 511556, 523640, 525018, 538480, 579120, 627380, 628368, 639445, 700024, 752856, 767334, 785460, 807720, 875030, 941070, 1023112, 1047280, 1050036, 1254760, 1278890, 1312545, 1400048, 1505712, 1534668, 1570920, 1615440, 1662557, 1750060, 1882140, 1918335, 2046224, 2100072, 2509520, 2557780, 2625090, 3069336, 3141840, 3325114, 3500120, 3764280, 3836670, 4200144, 4987671, 5115560, 5250180, 6138672, 6650228, 7000240, 7528560, 7673340, 8312785, 9975342, 10231120, 10500360, 13300456, 15346680, 16625570, 19950684, 21000720, 24938355, 26600912, 30693360, 33251140, 39901368, 49876710, 66502280, 79802736, 99753420, 133004560, 199506840, 399013680]

約数ペア:

[(1, 399013680), (2, 199506840), (3, 133004560), (4, 99753420), (5, 79802736), (6, 66502280), (8, 49876710), (10, 39901368), (12, 33251140), (13, 30693360), (15, 26600912), (16, 24938355), (19, 21000720), (20, 19950684), (24, 16625570), (26, 15346680), (30, 13300456), (38, 10500360), (39, 10231120), (40, 9975342), (48, 8312785), (52, 7673340), (53, 7528560), (57, 7000240), (60, 6650228), (65, 6138672), (76, 5250180), (78, 5115560), (80, 4987671), (95, 4200144), (104, 3836670), (106, 3764280), (114, 3500120), (120, 3325114), (127, 3141840), (130, 3069336), (152, 2625090), (156, 2557780), (159, 2509520), (190, 2100072), (195, 2046224), (208, 1918335), (212, 1882140), (228, 1750060), (240, 1662557), (247, 1615440), (254, 1570920), (260, 1534668), (265, 1505712), (285, 1400048), (304, 1312545), (312, 1278890), (318, 1254760), (380, 1050036), (381, 1047280), (390, 1023112), (424, 941070), (456, 875030), (494, 807720), (508, 785460), (520, 767334), (530, 752856), (570, 700024), (624, 639445), (635, 628368), (636, 627380), (689, 579120), (741, 538480), (760, 525018), (762, 523640), (780, 511556), (795, 501904), (848, 470535), (912, 437515), (988, 403860), (1007, 396240), (1016, 392730), (1040, 383667), (1060, 376428), (1140, 350012), (1235, 323088), (1270, 314184), (1272, 313690), (1378, 289560), (1482, 269240), (1520, 262509), (1524, 261820), (1560, 255778), (1590, 250952), (1651, 241680), (1905, 209456), (1976, 201930), (2014, 198120), (2032, 196365), (2067, 193040), (2120, 188214), (2280, 175006), (2413, 165360), (2470, 161544), (2540, 157092), (2544, 156845), (2756, 144780), (2964, 134620), (3021, 132080), (3048, 130910), (3120, 127889), (3180, 125476), (3302, 120840), (3445, 115824), (3705, 107696), (3810, 104728), (3952, 100965), (4028, 99060), (4134, 96520), (4240, 94107), (4560, 87503), (4826, 82680), (4940, 80772), (4953, 80560), (5035, 79248), (5080, 78546), (5512, 72390), (5928, 67310), (6042, 66040), (6096, 65455), (6360, 62738), (6604, 60420), (6731, 59280), (6890, 57912), (7239, 55120), (7410, 53848), (7620, 52364), (8056, 49530), (8255, 48336), (8268, 48260), (9652, 41340), (9880, 40386), (9906, 40280), (10070, 39624), (10160, 39273), (10335, 38608), (11024, 36195), (11856, 33655), (12065, 33072), (12084, 33020), (12720, 31369), (13091, 30480), (13208, 30210), (13462, 29640), (13780, 28956), (14478, 27560), (14820, 26924), (15105, 26416), (15240, 26182), (16112, 24765), (16510, 24168), (16536, 24130), (19304, 20670), (19760, 20193), (19812, 20140)]