156720195

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{349}}^1\times {\mathrm{587}}^1$

素因数の和:964

約数の個数: 48

約数和(自身を含む): 288943200

約数和(自身を除く): 132223005

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 85, 153, 255, 349, 587, 765, 1047, 1745, 1761, 2935, 3141, 5235, 5283, 5933, 8805, 9979, 15705, 17799, 26415, 29665, 29937, 49895, 53397, 88995, 89811, 149685, 204863, 266985, 449055, 614589, 1024315, 1843767, 3072945, 3482671, 9218835, 10448013, 17413355, 31344039, 52240065, 156720195]

約数ペア:

[(1, 156720195), (3, 52240065), (5, 31344039), (9, 17413355), (15, 10448013), (17, 9218835), (45, 3482671), (51, 3072945), (85, 1843767), (153, 1024315), (255, 614589), (349, 449055), (587, 266985), (765, 204863), (1047, 149685), (1745, 89811), (1761, 88995), (2935, 53397), (3141, 49895), (5235, 29937), (5283, 29665), (5933, 26415), (8805, 17799), (9979, 15705)]