197404816

素因数分解:

$2^4\times 7^1\times {\mathrm{17}}^1\times {\mathrm{199}}^1\times {\mathrm{521}}^1$

素因数の和:752

約数の個数: 80

約数和(自身を含む): 466041600

約数和(自身を除く): 268636784

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 34, 56, 68, 112, 119, 136, 199, 238, 272, 398, 476, 521, 796, 952, 1042, 1393, 1592, 1904, 2084, 2786, 3184, 3383, 3647, 4168, 5572, 6766, 7294, 8336, 8857, 11144, 13532, 14588, 17714, 22288, 23681, 27064, 29176, 35428, 47362, 54128, 58352, 61999, 70856, 94724, 103679, 123998, 141712, 189448, 207358, 247996, 378896, 414716, 495992, 725753, 829432, 991984, 1451506, 1658864, 1762543, 2903012, 3525086, 5806024, 7050172, 11612048, 12337801, 14100344, 24675602, 28200688, 49351204, 98702408, 197404816]

約数ペア:

[(1, 197404816), (2, 98702408), (4, 49351204), (7, 28200688), (8, 24675602), (14, 14100344), (16, 12337801), (17, 11612048), (28, 7050172), (34, 5806024), (56, 3525086), (68, 2903012), (112, 1762543), (119, 1658864), (136, 1451506), (199, 991984), (238, 829432), (272, 725753), (398, 495992), (476, 414716), (521, 378896), (796, 247996), (952, 207358), (1042, 189448), (1393, 141712), (1592, 123998), (1904, 103679), (2084, 94724), (2786, 70856), (3184, 61999), (3383, 58352), (3647, 54128), (4168, 47362), (5572, 35428), (6766, 29176), (7294, 27064), (8336, 23681), (8857, 22288), (11144, 17714), (13532, 14588)]