442874640

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{61}}^1\times {\mathrm{179}}^1$

素因数の和:282

約数の個数: 240

約数和(自身を含む): 1519456320

約数和(自身を除く): 1076581680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 61, 65, 78, 80, 104, 120, 122, 130, 156, 169, 179, 183, 195, 208, 240, 244, 260, 305, 312, 338, 358, 366, 390, 488, 507, 520, 537, 610, 624, 676, 716, 732, 780, 793, 845, 895, 915, 976, 1014, 1040, 1074, 1220, 1352, 1432, 1464, 1560, 1586, 1690, 1790, 1830, 2028, 2148, 2327, 2379, 2440, 2535, 2685, 2704, 2864, 2928, 3120, 3172, 3380, 3580, 3660, 3965, 4056, 4296, 4654, 4758, 4880, 5070, 5370, 6344, 6760, 6981, 7160, 7320, 7930, 8112, 8592, 9308, 9516, 10140, 10309, 10740, 10919, 11635, 11895, 12688, 13520, 13962, 14320, 14640, 15860, 18616, 19032, 20280, 20618, 21480, 21838, 23270, 23790, 27924, 30251, 30927, 31720, 32757, 34905, 37232, 38064, 40560, 41236, 42960, 43676, 46540, 47580, 51545, 54595, 55848, 60502, 61854, 63440, 65514, 69810, 82472, 87352, 90753, 93080, 95160, 103090, 109190, 111696, 121004, 123708, 131028, 139620, 141947, 151255, 154635, 163785, 164944, 174704, 181506, 186160, 190320, 206180, 218380, 242008, 247416, 262056, 279240, 283894, 302510, 309270, 327570, 363012, 412360, 425841, 436760, 453765, 484016, 494832, 524112, 558480, 567788, 605020, 618540, 655140, 709735, 726024, 824720, 851682, 873520, 907530, 1135576, 1210040, 1237080, 1310280, 1419470, 1452048, 1703364, 1815060, 1845311, 2129205, 2271152, 2420080, 2474160, 2620560, 2838940, 3406728, 3630120, 3690622, 4258410, 5535933, 5677880, 6813456, 7260240, 7381244, 8516820, 9226555, 11071866, 11355760, 14762488, 17033640, 18453110, 22143732, 27679665, 29524976, 34067280, 36906220, 44287464, 55359330, 73812440, 88574928, 110718660, 147624880, 221437320, 442874640]

約数ペア:

[(1, 442874640), (2, 221437320), (3, 147624880), (4, 110718660), (5, 88574928), (6, 73812440), (8, 55359330), (10, 44287464), (12, 36906220), (13, 34067280), (15, 29524976), (16, 27679665), (20, 22143732), (24, 18453110), (26, 17033640), (30, 14762488), (39, 11355760), (40, 11071866), (48, 9226555), (52, 8516820), (60, 7381244), (61, 7260240), (65, 6813456), (78, 5677880), (80, 5535933), (104, 4258410), (120, 3690622), (122, 3630120), (130, 3406728), (156, 2838940), (169, 2620560), (179, 2474160), (183, 2420080), (195, 2271152), (208, 2129205), (240, 1845311), (244, 1815060), (260, 1703364), (305, 1452048), (312, 1419470), (338, 1310280), (358, 1237080), (366, 1210040), (390, 1135576), (488, 907530), (507, 873520), (520, 851682), (537, 824720), (610, 726024), (624, 709735), (676, 655140), (716, 618540), (732, 605020), (780, 567788), (793, 558480), (845, 524112), (895, 494832), (915, 484016), (976, 453765), (1014, 436760), (1040, 425841), (1074, 412360), (1220, 363012), (1352, 327570), (1432, 309270), (1464, 302510), (1560, 283894), (1586, 279240), (1690, 262056), (1790, 247416), (1830, 242008), (2028, 218380), (2148, 206180), (2327, 190320), (2379, 186160), (2440, 181506), (2535, 174704), (2685, 164944), (2704, 163785), (2864, 154635), (2928, 151255), (3120, 141947), (3172, 139620), (3380, 131028), (3580, 123708), (3660, 121004), (3965, 111696), (4056, 109190), (4296, 103090), (4654, 95160), (4758, 93080), (4880, 90753), (5070, 87352), (5370, 82472), (6344, 69810), (6760, 65514), (6981, 63440), (7160, 61854), (7320, 60502), (7930, 55848), (8112, 54595), (8592, 51545), (9308, 47580), (9516, 46540), (10140, 43676), (10309, 42960), (10740, 41236), (10919, 40560), (11635, 38064), (11895, 37232), (12688, 34905), (13520, 32757), (13962, 31720), (14320, 30927), (14640, 30251), (15860, 27924), (18616, 23790), (19032, 23270), (20280, 21838), (20618, 21480)]