197322440

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{179}}^1$

素因数の和:355

約数の個数: 128

約数和(自身を含む): 530841600

約数和(自身を除く): 333519160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 31, 35, 40, 56, 62, 70, 124, 127, 140, 155, 179, 217, 248, 254, 280, 310, 358, 434, 508, 620, 635, 716, 868, 889, 895, 1016, 1085, 1240, 1253, 1270, 1432, 1736, 1778, 1790, 2170, 2506, 2540, 3556, 3580, 3937, 4340, 4445, 5012, 5080, 5549, 6265, 7112, 7160, 7874, 8680, 8890, 10024, 11098, 12530, 15748, 17780, 19685, 22196, 22733, 25060, 27559, 27745, 31496, 35560, 38843, 39370, 44392, 45466, 50120, 55118, 55490, 77686, 78740, 90932, 110236, 110980, 113665, 137795, 155372, 157480, 159131, 181864, 194215, 220472, 221960, 227330, 275590, 310744, 318262, 388430, 454660, 551180, 636524, 704723, 776860, 795655, 909320, 1102360, 1273048, 1409446, 1553720, 1591310, 2818892, 3182620, 3523615, 4933061, 5637784, 6365240, 7047230, 9866122, 14094460, 19732244, 24665305, 28188920, 39464488, 49330610, 98661220, 197322440]

約数ペア:

[(1, 197322440), (2, 98661220), (4, 49330610), (5, 39464488), (7, 28188920), (8, 24665305), (10, 19732244), (14, 14094460), (20, 9866122), (28, 7047230), (31, 6365240), (35, 5637784), (40, 4933061), (56, 3523615), (62, 3182620), (70, 2818892), (124, 1591310), (127, 1553720), (140, 1409446), (155, 1273048), (179, 1102360), (217, 909320), (248, 795655), (254, 776860), (280, 704723), (310, 636524), (358, 551180), (434, 454660), (508, 388430), (620, 318262), (635, 310744), (716, 275590), (868, 227330), (889, 221960), (895, 220472), (1016, 194215), (1085, 181864), (1240, 159131), (1253, 157480), (1270, 155372), (1432, 137795), (1736, 113665), (1778, 110980), (1790, 110236), (2170, 90932), (2506, 78740), (2540, 77686), (3556, 55490), (3580, 55118), (3937, 50120), (4340, 45466), (4445, 44392), (5012, 39370), (5080, 38843), (5549, 35560), (6265, 31496), (7112, 27745), (7160, 27559), (7874, 25060), (8680, 22733), (8890, 22196), (10024, 19685), (11098, 17780), (12530, 15748)]