30245985

素因数分解:

$3^2\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1$

素因数の和:108

約数の個数: 144

約数和(自身を含む): 70424640

約数和(自身を除く): 40178655

約数列:

[1, 3, 5, 7, 9, 11, 15, 21, 29, 33, 35, 43, 45, 49, 55, 63, 77, 87, 99, 105, 129, 145, 147, 165, 203, 215, 231, 245, 261, 301, 315, 319, 385, 387, 435, 441, 473, 495, 539, 609, 645, 693, 735, 903, 957, 1015, 1155, 1247, 1305, 1419, 1421, 1505, 1595, 1617, 1827, 1935, 2107, 2205, 2233, 2365, 2695, 2709, 2871, 3045, 3311, 3465, 3741, 4257, 4263, 4515, 4785, 4851, 6235, 6321, 6699, 7095, 7105, 8085, 8729, 9135, 9933, 10535, 11165, 11223, 12789, 13545, 13717, 14355, 15631, 16555, 18705, 18963, 20097, 21285, 21315, 23177, 24255, 26187, 29799, 31605, 33495, 41151, 43645, 46893, 49665, 56115, 61103, 63945, 68585, 69531, 78155, 78561, 94815, 96019, 100485, 115885, 123453, 130935, 140679, 148995, 183309, 205755, 208593, 234465, 288057, 305515, 347655, 392805, 480095, 549927, 617265, 672133, 703395, 864171, 916545, 1042965, 1440285, 2016399, 2749635, 3360665, 4320855, 6049197, 10081995, 30245985]

約数ペア:

[(1, 30245985), (3, 10081995), (5, 6049197), (7, 4320855), (9, 3360665), (11, 2749635), (15, 2016399), (21, 1440285), (29, 1042965), (33, 916545), (35, 864171), (43, 703395), (45, 672133), (49, 617265), (55, 549927), (63, 480095), (77, 392805), (87, 347655), (99, 305515), (105, 288057), (129, 234465), (145, 208593), (147, 205755), (165, 183309), (203, 148995), (215, 140679), (231, 130935), (245, 123453), (261, 115885), (301, 100485), (315, 96019), (319, 94815), (385, 78561), (387, 78155), (435, 69531), (441, 68585), (473, 63945), (495, 61103), (539, 56115), (609, 49665), (645, 46893), (693, 43645), (735, 41151), (903, 33495), (957, 31605), (1015, 29799), (1155, 26187), (1247, 24255), (1305, 23177), (1419, 21315), (1421, 21285), (1505, 20097), (1595, 18963), (1617, 18705), (1827, 16555), (1935, 15631), (2107, 14355), (2205, 13717), (2233, 13545), (2365, 12789), (2695, 11223), (2709, 11165), (2871, 10535), (3045, 9933), (3311, 9135), (3465, 8729), (3741, 8085), (4257, 7105), (4263, 7095), (4515, 6699), (4785, 6321), (4851, 6235)]