121757440

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{127}}^1$

素因数の和:262

約数の個数: 144

約数和(自身を含む): 339075072

約数和(自身を除く): 217317632

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 107, 112, 127, 128, 140, 160, 214, 224, 254, 256, 280, 320, 428, 448, 508, 535, 560, 635, 640, 749, 856, 889, 896, 1016, 1070, 1120, 1270, 1280, 1498, 1712, 1778, 1792, 2032, 2140, 2240, 2540, 2996, 3424, 3556, 3745, 4064, 4280, 4445, 4480, 5080, 5992, 6848, 7112, 7490, 8128, 8560, 8890, 8960, 10160, 11984, 13589, 13696, 14224, 14980, 16256, 17120, 17780, 20320, 23968, 27178, 27392, 28448, 29960, 32512, 34240, 35560, 40640, 47936, 54356, 56896, 59920, 67945, 68480, 71120, 81280, 95123, 95872, 108712, 113792, 119840, 135890, 136960, 142240, 162560, 190246, 191744, 217424, 227584, 239680, 271780, 284480, 380492, 434848, 475615, 479360, 543560, 568960, 760984, 869696, 951230, 958720, 1087120, 1137920, 1521968, 1739392, 1902460, 2174240, 3043936, 3478784, 3804920, 4348480, 6087872, 7609840, 8696960, 12175744, 15219680, 17393920, 24351488, 30439360, 60878720, 121757440]

約数ペア:

[(1, 121757440), (2, 60878720), (4, 30439360), (5, 24351488), (7, 17393920), (8, 15219680), (10, 12175744), (14, 8696960), (16, 7609840), (20, 6087872), (28, 4348480), (32, 3804920), (35, 3478784), (40, 3043936), (56, 2174240), (64, 1902460), (70, 1739392), (80, 1521968), (107, 1137920), (112, 1087120), (127, 958720), (128, 951230), (140, 869696), (160, 760984), (214, 568960), (224, 543560), (254, 479360), (256, 475615), (280, 434848), (320, 380492), (428, 284480), (448, 271780), (508, 239680), (535, 227584), (560, 217424), (635, 191744), (640, 190246), (749, 162560), (856, 142240), (889, 136960), (896, 135890), (1016, 119840), (1070, 113792), (1120, 108712), (1270, 95872), (1280, 95123), (1498, 81280), (1712, 71120), (1778, 68480), (1792, 67945), (2032, 59920), (2140, 56896), (2240, 54356), (2540, 47936), (2996, 40640), (3424, 35560), (3556, 34240), (3745, 32512), (4064, 29960), (4280, 28448), (4445, 27392), (4480, 27178), (5080, 23968), (5992, 20320), (6848, 17780), (7112, 17120), (7490, 16256), (8128, 14980), (8560, 14224), (8890, 13696), (8960, 13589), (10160, 11984)]