195358520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{109}}^1\times {\mathrm{173}}^1$

素因数の和:337

約数の個数: 128

約数和(自身を含む): 523670400

約数和(自身を除く): 328311880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 37, 40, 56, 70, 74, 109, 140, 148, 173, 185, 218, 259, 280, 296, 346, 370, 436, 518, 545, 692, 740, 763, 865, 872, 1036, 1090, 1211, 1295, 1384, 1480, 1526, 1730, 2072, 2180, 2422, 2590, 3052, 3460, 3815, 4033, 4360, 4844, 5180, 6055, 6104, 6401, 6920, 7630, 8066, 9688, 10360, 12110, 12802, 15260, 16132, 18857, 20165, 24220, 25604, 28231, 30520, 32005, 32264, 37714, 40330, 44807, 48440, 51208, 56462, 64010, 75428, 80660, 89614, 94285, 112924, 128020, 131999, 141155, 150856, 161320, 179228, 188570, 224035, 225848, 256040, 263998, 282310, 358456, 377140, 448070, 527996, 564620, 659995, 697709, 754280, 896140, 1055992, 1129240, 1319990, 1395418, 1792280, 2639980, 2790836, 3488545, 4883963, 5279960, 5581672, 6977090, 9767926, 13954180, 19535852, 24419815, 27908360, 39071704, 48839630, 97679260, 195358520]

約数ペア:

[(1, 195358520), (2, 97679260), (4, 48839630), (5, 39071704), (7, 27908360), (8, 24419815), (10, 19535852), (14, 13954180), (20, 9767926), (28, 6977090), (35, 5581672), (37, 5279960), (40, 4883963), (56, 3488545), (70, 2790836), (74, 2639980), (109, 1792280), (140, 1395418), (148, 1319990), (173, 1129240), (185, 1055992), (218, 896140), (259, 754280), (280, 697709), (296, 659995), (346, 564620), (370, 527996), (436, 448070), (518, 377140), (545, 358456), (692, 282310), (740, 263998), (763, 256040), (865, 225848), (872, 224035), (1036, 188570), (1090, 179228), (1211, 161320), (1295, 150856), (1384, 141155), (1480, 131999), (1526, 128020), (1730, 112924), (2072, 94285), (2180, 89614), (2422, 80660), (2590, 75428), (3052, 64010), (3460, 56462), (3815, 51208), (4033, 48440), (4360, 44807), (4844, 40330), (5180, 37714), (6055, 32264), (6104, 32005), (6401, 30520), (6920, 28231), (7630, 25604), (8066, 24220), (9688, 20165), (10360, 18857), (12110, 16132), (12802, 15260)]