254402512

素因数分解:

$2^4\times 7^2\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{229}}^1$

素因数の和:373

約数の個数: 120

約数和(自身を含む): 625871400

約数和(自身を除く): 371468888

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 49, 52, 56, 91, 98, 104, 109, 112, 182, 196, 208, 218, 229, 364, 392, 436, 458, 637, 728, 763, 784, 872, 916, 1274, 1417, 1456, 1526, 1603, 1744, 1832, 2548, 2834, 2977, 3052, 3206, 3664, 5096, 5341, 5668, 5954, 6104, 6412, 9919, 10192, 10682, 11221, 11336, 11908, 12208, 12824, 19838, 20839, 21364, 22442, 22672, 23816, 24961, 25648, 39676, 41678, 42728, 44884, 47632, 49922, 69433, 79352, 83356, 85456, 89768, 99844, 138866, 145873, 158704, 166712, 174727, 179536, 199688, 277732, 291746, 324493, 333424, 349454, 399376, 555464, 583492, 648986, 698908, 1110928, 1166984, 1223089, 1297972, 1397816, 2271451, 2333968, 2446178, 2595944, 2795632, 4542902, 4892356, 5191888, 9085804, 9784712, 15900157, 18171608, 19569424, 31800314, 36343216, 63600628, 127201256, 254402512]

約数ペア:

[(1, 254402512), (2, 127201256), (4, 63600628), (7, 36343216), (8, 31800314), (13, 19569424), (14, 18171608), (16, 15900157), (26, 9784712), (28, 9085804), (49, 5191888), (52, 4892356), (56, 4542902), (91, 2795632), (98, 2595944), (104, 2446178), (109, 2333968), (112, 2271451), (182, 1397816), (196, 1297972), (208, 1223089), (218, 1166984), (229, 1110928), (364, 698908), (392, 648986), (436, 583492), (458, 555464), (637, 399376), (728, 349454), (763, 333424), (784, 324493), (872, 291746), (916, 277732), (1274, 199688), (1417, 179536), (1456, 174727), (1526, 166712), (1603, 158704), (1744, 145873), (1832, 138866), (2548, 99844), (2834, 89768), (2977, 85456), (3052, 83356), (3206, 79352), (3664, 69433), (5096, 49922), (5341, 47632), (5668, 44884), (5954, 42728), (6104, 41678), (6412, 39676), (9919, 25648), (10192, 24961), (10682, 23816), (11221, 22672), (11336, 22442), (11908, 21364), (12208, 20839), (12824, 19838)]