765890120

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{151}}^1\times {\mathrm{7459}}^1$

素因数の和:7638

約数の個数: 64

約数和(自身を含む): 1836950400

約数和(自身を除く): 1071060280

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 151, 170, 302, 340, 604, 680, 755, 1208, 1510, 2567, 3020, 5134, 6040, 7459, 10268, 12835, 14918, 20536, 25670, 29836, 37295, 51340, 59672, 74590, 102680, 126803, 149180, 253606, 298360, 507212, 634015, 1014424, 1126309, 1268030, 2252618, 2536060, 4505236, 5072120, 5631545, 9010472, 11263090, 19147253, 22526180, 38294506, 45052360, 76589012, 95736265, 153178024, 191472530, 382945060, 765890120]

約数ペア:

[(1, 765890120), (2, 382945060), (4, 191472530), (5, 153178024), (8, 95736265), (10, 76589012), (17, 45052360), (20, 38294506), (34, 22526180), (40, 19147253), (68, 11263090), (85, 9010472), (136, 5631545), (151, 5072120), (170, 4505236), (302, 2536060), (340, 2252618), (604, 1268030), (680, 1126309), (755, 1014424), (1208, 634015), (1510, 507212), (2567, 298360), (3020, 253606), (5134, 149180), (6040, 126803), (7459, 102680), (10268, 74590), (12835, 59672), (14918, 51340), (20536, 37295), (25670, 29836)]