407726460

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{389}}^1\times {\mathrm{647}}^1$

素因数の和:1057

約数の個数: 120

約数和(自身を含む): 1284323040

約数和(自身を除く): 876596580

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 270, 324, 389, 405, 540, 647, 778, 810, 1167, 1294, 1556, 1620, 1941, 1945, 2334, 2588, 3235, 3501, 3882, 3890, 4668, 5823, 5835, 6470, 7002, 7764, 7780, 9705, 10503, 11646, 11670, 12940, 14004, 17469, 17505, 19410, 21006, 23292, 23340, 29115, 31509, 34938, 35010, 38820, 42012, 52407, 52515, 58230, 63018, 69876, 70020, 87345, 104814, 105030, 116460, 126036, 157545, 174690, 209628, 210060, 251683, 262035, 315090, 349380, 503366, 524070, 630180, 755049, 1006732, 1048140, 1258415, 1510098, 2265147, 2516830, 3020196, 3775245, 4530294, 5033660, 6795441, 7550490, 9060588, 11325735, 13590882, 15100980, 20386323, 22651470, 27181764, 33977205, 40772646, 45302940, 67954410, 81545292, 101931615, 135908820, 203863230, 407726460]

約数ペア:

[(1, 407726460), (2, 203863230), (3, 135908820), (4, 101931615), (5, 81545292), (6, 67954410), (9, 45302940), (10, 40772646), (12, 33977205), (15, 27181764), (18, 22651470), (20, 20386323), (27, 15100980), (30, 13590882), (36, 11325735), (45, 9060588), (54, 7550490), (60, 6795441), (81, 5033660), (90, 4530294), (108, 3775245), (135, 3020196), (162, 2516830), (180, 2265147), (270, 1510098), (324, 1258415), (389, 1048140), (405, 1006732), (540, 755049), (647, 630180), (778, 524070), (810, 503366), (1167, 349380), (1294, 315090), (1556, 262035), (1620, 251683), (1941, 210060), (1945, 209628), (2334, 174690), (2588, 157545), (3235, 126036), (3501, 116460), (3882, 105030), (3890, 104814), (4668, 87345), (5823, 70020), (5835, 69876), (6470, 63018), (7002, 58230), (7764, 52515), (7780, 52407), (9705, 42012), (10503, 38820), (11646, 35010), (11670, 34938), (12940, 31509), (14004, 29115), (17469, 23340), (17505, 23292), (19410, 21006)]