30246040

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{1297}}^1$

素因数の和:1372

約数の個数: 64

約数和(自身を含む): 75699360

約数和(自身を除く): 45453320

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 53, 55, 88, 106, 110, 212, 220, 265, 424, 440, 530, 583, 1060, 1166, 1297, 2120, 2332, 2594, 2915, 4664, 5188, 5830, 6485, 10376, 11660, 12970, 14267, 23320, 25940, 28534, 51880, 57068, 68741, 71335, 114136, 137482, 142670, 274964, 285340, 343705, 549928, 570680, 687410, 756151, 1374820, 1512302, 2749640, 3024604, 3780755, 6049208, 7561510, 15123020, 30246040]

約数ペア:

[(1, 30246040), (2, 15123020), (4, 7561510), (5, 6049208), (8, 3780755), (10, 3024604), (11, 2749640), (20, 1512302), (22, 1374820), (40, 756151), (44, 687410), (53, 570680), (55, 549928), (88, 343705), (106, 285340), (110, 274964), (212, 142670), (220, 137482), (265, 114136), (424, 71335), (440, 68741), (530, 57068), (583, 51880), (1060, 28534), (1166, 25940), (1297, 23320), (2120, 14267), (2332, 12970), (2594, 11660), (2915, 10376), (4664, 6485), (5188, 5830)]