84143920

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{131}}^1$

素因数の和:219

約数の個数: 160

約数和(自身を含む): 238841856

約数和(自身を除く): 154697936

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 35, 37, 40, 56, 62, 70, 74, 80, 112, 124, 131, 140, 148, 155, 185, 217, 248, 259, 262, 280, 296, 310, 370, 434, 496, 518, 524, 560, 592, 620, 655, 740, 868, 917, 1036, 1048, 1085, 1147, 1240, 1295, 1310, 1480, 1736, 1834, 2072, 2096, 2170, 2294, 2480, 2590, 2620, 2960, 3472, 3668, 4061, 4144, 4340, 4585, 4588, 4847, 5180, 5240, 5735, 7336, 8029, 8122, 8680, 9170, 9176, 9694, 10360, 10480, 11470, 14672, 16058, 16244, 17360, 18340, 18352, 19388, 20305, 20720, 22940, 24235, 28427, 32116, 32488, 33929, 36680, 38776, 40145, 40610, 45880, 48470, 56854, 64232, 64976, 67858, 73360, 77552, 80290, 81220, 91760, 96940, 113708, 128464, 135716, 142135, 150257, 160580, 162440, 169645, 193880, 227416, 271432, 284270, 300514, 321160, 324880, 339290, 387760, 454832, 542864, 568540, 601028, 642320, 678580, 751285, 1051799, 1137080, 1202056, 1357160, 1502570, 2103598, 2274160, 2404112, 2714320, 3005140, 4207196, 5258995, 6010280, 8414392, 10517990, 12020560, 16828784, 21035980, 42071960, 84143920]

約数ペア:

[(1, 84143920), (2, 42071960), (4, 21035980), (5, 16828784), (7, 12020560), (8, 10517990), (10, 8414392), (14, 6010280), (16, 5258995), (20, 4207196), (28, 3005140), (31, 2714320), (35, 2404112), (37, 2274160), (40, 2103598), (56, 1502570), (62, 1357160), (70, 1202056), (74, 1137080), (80, 1051799), (112, 751285), (124, 678580), (131, 642320), (140, 601028), (148, 568540), (155, 542864), (185, 454832), (217, 387760), (248, 339290), (259, 324880), (262, 321160), (280, 300514), (296, 284270), (310, 271432), (370, 227416), (434, 193880), (496, 169645), (518, 162440), (524, 160580), (560, 150257), (592, 142135), (620, 135716), (655, 128464), (740, 113708), (868, 96940), (917, 91760), (1036, 81220), (1048, 80290), (1085, 77552), (1147, 73360), (1240, 67858), (1295, 64976), (1310, 64232), (1480, 56854), (1736, 48470), (1834, 45880), (2072, 40610), (2096, 40145), (2170, 38776), (2294, 36680), (2480, 33929), (2590, 32488), (2620, 32116), (2960, 28427), (3472, 24235), (3668, 22940), (4061, 20720), (4144, 20305), (4340, 19388), (4585, 18352), (4588, 18340), (4847, 17360), (5180, 16244), (5240, 16058), (5735, 14672), (7336, 11470), (8029, 10480), (8122, 10360), (8680, 9694), (9170, 9176)]