689991120

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{10531}}^1$

素因数の和:10570

約数の個数: 240

約数和(自身を含む): 2852234112

約数和(自身を除く): 2162242992

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 13, 14, 15, 16, 18, 20, 21, 24, 26, 28, 30, 35, 36, 39, 40, 42, 45, 48, 52, 56, 60, 63, 65, 70, 72, 78, 80, 84, 90, 91, 104, 105, 112, 117, 120, 126, 130, 140, 144, 156, 168, 180, 182, 195, 208, 210, 234, 240, 252, 260, 273, 280, 312, 315, 336, 360, 364, 390, 420, 455, 468, 504, 520, 546, 560, 585, 624, 630, 720, 728, 780, 819, 840, 910, 936, 1008, 1040, 1092, 1170, 1260, 1365, 1456, 1560, 1638, 1680, 1820, 1872, 2184, 2340, 2520, 2730, 3120, 3276, 3640, 4095, 4368, 4680, 5040, 5460, 6552, 7280, 8190, 9360, 10531, 10920, 13104, 16380, 21062, 21840, 31593, 32760, 42124, 52655, 63186, 65520, 73717, 84248, 94779, 105310, 126372, 136903, 147434, 157965, 168496, 189558, 210620, 221151, 252744, 273806, 294868, 315930, 368585, 379116, 410709, 421240, 442302, 473895, 505488, 547612, 589736, 631860, 663453, 684515, 737170, 758232, 821418, 842480, 884604, 947790, 958321, 1095224, 1105755, 1179472, 1232127, 1263720, 1326906, 1369030, 1474340, 1516464, 1642836, 1769208, 1895580, 1916642, 2053545, 2190448, 2211510, 2464254, 2527440, 2653812, 2738060, 2874963, 2948680, 3285672, 3317265, 3538416, 3791160, 3833284, 4107090, 4423020, 4791605, 4928508, 5307624, 5476120, 5749926, 5897360, 6160635, 6571344, 6634530, 7582320, 7666568, 8214180, 8624889, 8846040, 9583210, 9857016, 10615248, 10952240, 11499852, 12321270, 13269060, 14374815, 15333136, 16428360, 17249778, 17692080, 19166420, 19714032, 22999704, 24642540, 26538120, 28749630, 32856720, 34499556, 38332840, 43124445, 45999408, 49285080, 53076240, 57499260, 68999112, 76665680, 86248890, 98570160, 114998520, 137998224, 172497780, 229997040, 344995560, 689991120]

約数ペア:

[(1, 689991120), (2, 344995560), (3, 229997040), (4, 172497780), (5, 137998224), (6, 114998520), (7, 98570160), (8, 86248890), (9, 76665680), (10, 68999112), (12, 57499260), (13, 53076240), (14, 49285080), (15, 45999408), (16, 43124445), (18, 38332840), (20, 34499556), (21, 32856720), (24, 28749630), (26, 26538120), (28, 24642540), (30, 22999704), (35, 19714032), (36, 19166420), (39, 17692080), (40, 17249778), (42, 16428360), (45, 15333136), (48, 14374815), (52, 13269060), (56, 12321270), (60, 11499852), (63, 10952240), (65, 10615248), (70, 9857016), (72, 9583210), (78, 8846040), (80, 8624889), (84, 8214180), (90, 7666568), (91, 7582320), (104, 6634530), (105, 6571344), (112, 6160635), (117, 5897360), (120, 5749926), (126, 5476120), (130, 5307624), (140, 4928508), (144, 4791605), (156, 4423020), (168, 4107090), (180, 3833284), (182, 3791160), (195, 3538416), (208, 3317265), (210, 3285672), (234, 2948680), (240, 2874963), (252, 2738060), (260, 2653812), (273, 2527440), (280, 2464254), (312, 2211510), (315, 2190448), (336, 2053545), (360, 1916642), (364, 1895580), (390, 1769208), (420, 1642836), (455, 1516464), (468, 1474340), (504, 1369030), (520, 1326906), (546, 1263720), (560, 1232127), (585, 1179472), (624, 1105755), (630, 1095224), (720, 958321), (728, 947790), (780, 884604), (819, 842480), (840, 821418), (910, 758232), (936, 737170), (1008, 684515), (1040, 663453), (1092, 631860), (1170, 589736), (1260, 547612), (1365, 505488), (1456, 473895), (1560, 442302), (1638, 421240), (1680, 410709), (1820, 379116), (1872, 368585), (2184, 315930), (2340, 294868), (2520, 273806), (2730, 252744), (3120, 221151), (3276, 210620), (3640, 189558), (4095, 168496), (4368, 157965), (4680, 147434), (5040, 136903), (5460, 126372), (6552, 105310), (7280, 94779), (8190, 84248), (9360, 73717), (10531, 65520), (10920, 63186), (13104, 52655), (16380, 42124), (21062, 32760), (21840, 31593)]