248285520

素因数分解:

$2^4\times 3^3\times 5^1\times 7^1\times {\mathrm{16421}}^1$

素因数の和:16450

約数の個数: 160

約数和(自身を含む): 977437440

約数和(自身を除く): 729151920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 70, 72, 80, 84, 90, 105, 108, 112, 120, 126, 135, 140, 144, 168, 180, 189, 210, 216, 240, 252, 270, 280, 315, 336, 360, 378, 420, 432, 504, 540, 560, 630, 720, 756, 840, 945, 1008, 1080, 1260, 1512, 1680, 1890, 2160, 2520, 3024, 3780, 5040, 7560, 15120, 16421, 32842, 49263, 65684, 82105, 98526, 114947, 131368, 147789, 164210, 197052, 229894, 246315, 262736, 295578, 328420, 344841, 394104, 443367, 459788, 492630, 574735, 591156, 656840, 689682, 738945, 788208, 886734, 919576, 985260, 1034523, 1149470, 1182312, 1313680, 1379364, 1477890, 1724205, 1773468, 1839152, 1970520, 2069046, 2216835, 2298940, 2364624, 2758728, 2955780, 3103569, 3448410, 3546936, 3941040, 4138092, 4433670, 4597880, 5172615, 5517456, 5911560, 6207138, 6896820, 7093872, 8276184, 8867340, 9195760, 10345230, 11823120, 12414276, 13793640, 15517845, 16552368, 17734680, 20690460, 24828552, 27587280, 31035690, 35469360, 41380920, 49657104, 62071380, 82761840, 124142760, 248285520]

約数ペア:

[(1, 248285520), (2, 124142760), (3, 82761840), (4, 62071380), (5, 49657104), (6, 41380920), (7, 35469360), (8, 31035690), (9, 27587280), (10, 24828552), (12, 20690460), (14, 17734680), (15, 16552368), (16, 15517845), (18, 13793640), (20, 12414276), (21, 11823120), (24, 10345230), (27, 9195760), (28, 8867340), (30, 8276184), (35, 7093872), (36, 6896820), (40, 6207138), (42, 5911560), (45, 5517456), (48, 5172615), (54, 4597880), (56, 4433670), (60, 4138092), (63, 3941040), (70, 3546936), (72, 3448410), (80, 3103569), (84, 2955780), (90, 2758728), (105, 2364624), (108, 2298940), (112, 2216835), (120, 2069046), (126, 1970520), (135, 1839152), (140, 1773468), (144, 1724205), (168, 1477890), (180, 1379364), (189, 1313680), (210, 1182312), (216, 1149470), (240, 1034523), (252, 985260), (270, 919576), (280, 886734), (315, 788208), (336, 738945), (360, 689682), (378, 656840), (420, 591156), (432, 574735), (504, 492630), (540, 459788), (560, 443367), (630, 394104), (720, 344841), (756, 328420), (840, 295578), (945, 262736), (1008, 246315), (1080, 229894), (1260, 197052), (1512, 164210), (1680, 147789), (1890, 131368), (2160, 114947), (2520, 98526), (3024, 82105), (3780, 65684), (5040, 49263), (7560, 32842), (15120, 16421)]