1420221495

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{109}}^1\times {\mathrm{389}}^1$

素因数の和:553

約数の個数: 128

約数和(自身を含む): 2965248000

約数和(自身を除く): 1545026505

約数列:

[1, 3, 5, 7, 11, 15, 21, 29, 33, 35, 55, 77, 87, 105, 109, 145, 165, 203, 231, 319, 327, 385, 389, 435, 545, 609, 763, 957, 1015, 1155, 1167, 1199, 1595, 1635, 1945, 2233, 2289, 2723, 3045, 3161, 3597, 3815, 4279, 4785, 5835, 5995, 6699, 8169, 8393, 9483, 11165, 11281, 11445, 12837, 13615, 15805, 17985, 21395, 22127, 25179, 29953, 33495, 33843, 34771, 40845, 41965, 42401, 47415, 56405, 64185, 66381, 78967, 89859, 104313, 110635, 124091, 125895, 127203, 149765, 169215, 173855, 212005, 236901, 243397, 296807, 331905, 372273, 394835, 449295, 466411, 521565, 620455, 636015, 730191, 868637, 890421, 1184505, 1216985, 1229629, 1399233, 1484035, 1861365, 2332055, 2605911, 3264877, 3650955, 3688887, 4343185, 4452105, 6148145, 6996165, 8607403, 9794631, 13029555, 13525919, 16324385, 18444435, 25822209, 40577757, 43037015, 48973155, 67629595, 94681433, 129111045, 202888785, 284044299, 473407165, 1420221495]

約数ペア:

[(1, 1420221495), (3, 473407165), (5, 284044299), (7, 202888785), (11, 129111045), (15, 94681433), (21, 67629595), (29, 48973155), (33, 43037015), (35, 40577757), (55, 25822209), (77, 18444435), (87, 16324385), (105, 13525919), (109, 13029555), (145, 9794631), (165, 8607403), (203, 6996165), (231, 6148145), (319, 4452105), (327, 4343185), (385, 3688887), (389, 3650955), (435, 3264877), (545, 2605911), (609, 2332055), (763, 1861365), (957, 1484035), (1015, 1399233), (1155, 1229629), (1167, 1216985), (1199, 1184505), (1595, 890421), (1635, 868637), (1945, 730191), (2233, 636015), (2289, 620455), (2723, 521565), (3045, 466411), (3161, 449295), (3597, 394835), (3815, 372273), (4279, 331905), (4785, 296807), (5835, 243397), (5995, 236901), (6699, 212005), (8169, 173855), (8393, 169215), (9483, 149765), (11165, 127203), (11281, 125895), (11445, 124091), (12837, 110635), (13615, 104313), (15805, 89859), (17985, 78967), (21395, 66381), (22127, 64185), (25179, 56405), (29953, 47415), (33495, 42401), (33843, 41965), (34771, 40845)]