156862720

素因数分解:

$2^8\times 5^1\times 7^2\times {\mathrm{41}}^1\times {\mathrm{61}}^1$

素因数の和:137

約数の個数: 216

約数和(自身を含む): 455080248

約数和(自身を除く): 298217528

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 41, 49, 56, 61, 64, 70, 80, 82, 98, 112, 122, 128, 140, 160, 164, 196, 205, 224, 244, 245, 256, 280, 287, 305, 320, 328, 392, 410, 427, 448, 488, 490, 560, 574, 610, 640, 656, 784, 820, 854, 896, 976, 980, 1120, 1148, 1220, 1280, 1312, 1435, 1568, 1640, 1708, 1792, 1952, 1960, 2009, 2135, 2240, 2296, 2440, 2501, 2624, 2870, 2989, 3136, 3280, 3416, 3904, 3920, 4018, 4270, 4480, 4592, 4880, 5002, 5248, 5740, 5978, 6272, 6560, 6832, 7808, 7840, 8036, 8540, 8960, 9184, 9760, 10004, 10045, 10496, 11480, 11956, 12505, 12544, 13120, 13664, 14945, 15616, 15680, 16072, 17080, 17507, 18368, 19520, 20008, 20090, 22960, 23912, 25010, 26240, 27328, 29890, 31360, 32144, 34160, 35014, 36736, 39040, 40016, 40180, 45920, 47824, 50020, 52480, 54656, 59780, 62720, 64288, 68320, 70028, 73472, 78080, 80032, 80360, 87535, 91840, 95648, 100040, 109312, 119560, 122549, 128576, 136640, 140056, 160064, 160720, 175070, 183680, 191296, 200080, 239120, 245098, 257152, 273280, 280112, 320128, 321440, 350140, 367360, 382592, 400160, 478240, 490196, 514304, 546560, 560224, 612745, 640256, 642880, 700280, 765184, 800320, 956480, 980392, 1120448, 1225490, 1285760, 1400560, 1600640, 1912960, 1960784, 2240896, 2450980, 2571520, 2801120, 3201280, 3825920, 3921568, 4481792, 4901960, 5602240, 7843136, 9803920, 11204480, 15686272, 19607840, 22408960, 31372544, 39215680, 78431360, 156862720]

約数ペア:

[(1, 156862720), (2, 78431360), (4, 39215680), (5, 31372544), (7, 22408960), (8, 19607840), (10, 15686272), (14, 11204480), (16, 9803920), (20, 7843136), (28, 5602240), (32, 4901960), (35, 4481792), (40, 3921568), (41, 3825920), (49, 3201280), (56, 2801120), (61, 2571520), (64, 2450980), (70, 2240896), (80, 1960784), (82, 1912960), (98, 1600640), (112, 1400560), (122, 1285760), (128, 1225490), (140, 1120448), (160, 980392), (164, 956480), (196, 800320), (205, 765184), (224, 700280), (244, 642880), (245, 640256), (256, 612745), (280, 560224), (287, 546560), (305, 514304), (320, 490196), (328, 478240), (392, 400160), (410, 382592), (427, 367360), (448, 350140), (488, 321440), (490, 320128), (560, 280112), (574, 273280), (610, 257152), (640, 245098), (656, 239120), (784, 200080), (820, 191296), (854, 183680), (896, 175070), (976, 160720), (980, 160064), (1120, 140056), (1148, 136640), (1220, 128576), (1280, 122549), (1312, 119560), (1435, 109312), (1568, 100040), (1640, 95648), (1708, 91840), (1792, 87535), (1952, 80360), (1960, 80032), (2009, 78080), (2135, 73472), (2240, 70028), (2296, 68320), (2440, 64288), (2501, 62720), (2624, 59780), (2870, 54656), (2989, 52480), (3136, 50020), (3280, 47824), (3416, 45920), (3904, 40180), (3920, 40016), (4018, 39040), (4270, 36736), (4480, 35014), (4592, 34160), (4880, 32144), (5002, 31360), (5248, 29890), (5740, 27328), (5978, 26240), (6272, 25010), (6560, 23912), (6832, 22960), (7808, 20090), (7840, 20008), (8036, 19520), (8540, 18368), (8960, 17507), (9184, 17080), (9760, 16072), (10004, 15680), (10045, 15616), (10496, 14945), (11480, 13664), (11956, 13120), (12505, 12544)]