90381928

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{109}}^1$

素因数の和:219

約数の個数: 128

約数和(自身を含む): 226195200

約数和(自身を除く): 135813272

約数列:

[1, 2, 4, 7, 8, 13, 14, 17, 26, 28, 34, 52, 56, 67, 68, 91, 104, 109, 119, 134, 136, 182, 218, 221, 238, 268, 364, 436, 442, 469, 476, 536, 728, 763, 871, 872, 884, 938, 952, 1139, 1417, 1526, 1547, 1742, 1768, 1853, 1876, 2278, 2834, 3052, 3094, 3484, 3706, 3752, 4556, 5668, 6097, 6104, 6188, 6968, 7303, 7412, 7973, 9112, 9919, 11336, 12194, 12376, 12971, 14606, 14807, 14824, 15946, 19838, 24089, 24388, 25942, 29212, 29614, 31892, 39676, 48178, 48776, 51121, 51884, 58424, 59228, 63784, 79352, 94939, 96356, 102242, 103649, 103768, 118456, 124151, 168623, 189878, 192712, 204484, 207298, 248302, 337246, 379756, 408968, 414596, 496604, 664573, 674492, 759512, 829192, 869057, 993208, 1329146, 1348984, 1613963, 1738114, 2658292, 3227926, 3476228, 5316584, 6455852, 6952456, 11297741, 12911704, 22595482, 45190964, 90381928]

約数ペア:

[(1, 90381928), (2, 45190964), (4, 22595482), (7, 12911704), (8, 11297741), (13, 6952456), (14, 6455852), (17, 5316584), (26, 3476228), (28, 3227926), (34, 2658292), (52, 1738114), (56, 1613963), (67, 1348984), (68, 1329146), (91, 993208), (104, 869057), (109, 829192), (119, 759512), (134, 674492), (136, 664573), (182, 496604), (218, 414596), (221, 408968), (238, 379756), (268, 337246), (364, 248302), (436, 207298), (442, 204484), (469, 192712), (476, 189878), (536, 168623), (728, 124151), (763, 118456), (871, 103768), (872, 103649), (884, 102242), (938, 96356), (952, 94939), (1139, 79352), (1417, 63784), (1526, 59228), (1547, 58424), (1742, 51884), (1768, 51121), (1853, 48776), (1876, 48178), (2278, 39676), (2834, 31892), (3052, 29614), (3094, 29212), (3484, 25942), (3706, 24388), (3752, 24089), (4556, 19838), (5668, 15946), (6097, 14824), (6104, 14807), (6188, 14606), (6968, 12971), (7303, 12376), (7412, 12194), (7973, 11336), (9112, 9919)]