689881192

素因数分解:

$2^3\times 7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{397}}^1$

素因数の和:472

約数の個数: 192

約数和(自身を含む): 1829399040

約数和(自身を除く): 1139517848

約数列:

[1, 2, 4, 7, 8, 11, 13, 14, 22, 26, 28, 31, 44, 49, 52, 56, 62, 77, 88, 91, 98, 104, 124, 143, 154, 182, 196, 217, 248, 286, 308, 341, 364, 392, 397, 403, 434, 539, 572, 616, 637, 682, 728, 794, 806, 868, 1001, 1078, 1144, 1274, 1364, 1519, 1588, 1612, 1736, 2002, 2156, 2387, 2548, 2728, 2779, 2821, 3038, 3176, 3224, 4004, 4312, 4367, 4433, 4774, 5096, 5161, 5558, 5642, 6076, 7007, 8008, 8734, 8866, 9548, 10322, 11116, 11284, 12152, 12307, 14014, 16709, 17468, 17732, 19096, 19453, 19747, 20644, 22232, 22568, 24614, 28028, 30569, 31031, 33418, 34936, 35464, 36127, 38906, 39494, 41288, 49228, 56056, 56771, 61138, 62062, 66836, 72254, 77812, 78988, 86149, 98456, 113542, 122276, 124124, 133672, 135377, 144508, 155624, 157976, 159991, 172298, 213983, 217217, 227084, 244552, 248248, 252889, 270754, 289016, 319982, 344596, 397397, 427966, 434434, 454168, 505778, 541508, 603043, 639964, 689192, 794794, 855932, 868868, 947639, 1011556, 1083016, 1119937, 1206086, 1279928, 1589588, 1711864, 1737736, 1759901, 1895278, 2023112, 2239874, 2412172, 2781779, 3179176, 3519802, 3790556, 4479748, 4824344, 5563558, 6633473, 7039604, 7581112, 7839559, 8959496, 11127116, 12319307, 13266946, 14079208, 15679118, 22254232, 24638614, 26533892, 31358236, 49277228, 53067784, 62716472, 86235149, 98554456, 172470298, 344940596, 689881192]

約数ペア:

[(1, 689881192), (2, 344940596), (4, 172470298), (7, 98554456), (8, 86235149), (11, 62716472), (13, 53067784), (14, 49277228), (22, 31358236), (26, 26533892), (28, 24638614), (31, 22254232), (44, 15679118), (49, 14079208), (52, 13266946), (56, 12319307), (62, 11127116), (77, 8959496), (88, 7839559), (91, 7581112), (98, 7039604), (104, 6633473), (124, 5563558), (143, 4824344), (154, 4479748), (182, 3790556), (196, 3519802), (217, 3179176), (248, 2781779), (286, 2412172), (308, 2239874), (341, 2023112), (364, 1895278), (392, 1759901), (397, 1737736), (403, 1711864), (434, 1589588), (539, 1279928), (572, 1206086), (616, 1119937), (637, 1083016), (682, 1011556), (728, 947639), (794, 868868), (806, 855932), (868, 794794), (1001, 689192), (1078, 639964), (1144, 603043), (1274, 541508), (1364, 505778), (1519, 454168), (1588, 434434), (1612, 427966), (1736, 397397), (2002, 344596), (2156, 319982), (2387, 289016), (2548, 270754), (2728, 252889), (2779, 248248), (2821, 244552), (3038, 227084), (3176, 217217), (3224, 213983), (4004, 172298), (4312, 159991), (4367, 157976), (4433, 155624), (4774, 144508), (5096, 135377), (5161, 133672), (5558, 124124), (5642, 122276), (6076, 113542), (7007, 98456), (8008, 86149), (8734, 78988), (8866, 77812), (9548, 72254), (10322, 66836), (11116, 62062), (11284, 61138), (12152, 56771), (12307, 56056), (14014, 49228), (16709, 41288), (17468, 39494), (17732, 38906), (19096, 36127), (19453, 35464), (19747, 34936), (20644, 33418), (22232, 31031), (22568, 30569), (24614, 28028)]