639369408

素因数分解:

$2^6\times 3^1\times {\mathrm{43}}^2\times {\mathrm{1801}}^1$

素因数の和:1902

約数の個数: 84

約数和(自身を含む): 1732882488

約数和(自身を除く): 1093513080

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 43, 48, 64, 86, 96, 129, 172, 192, 258, 344, 516, 688, 1032, 1376, 1801, 1849, 2064, 2752, 3602, 3698, 4128, 5403, 5547, 7204, 7396, 8256, 10806, 11094, 14408, 14792, 21612, 22188, 28816, 29584, 43224, 44376, 57632, 59168, 77443, 86448, 88752, 115264, 118336, 154886, 172896, 177504, 232329, 309772, 345792, 355008, 464658, 619544, 929316, 1239088, 1858632, 2478176, 3330049, 3717264, 4956352, 6660098, 7434528, 9990147, 13320196, 14869056, 19980294, 26640392, 39960588, 53280784, 79921176, 106561568, 159842352, 213123136, 319684704, 639369408]

約数ペア:

[(1, 639369408), (2, 319684704), (3, 213123136), (4, 159842352), (6, 106561568), (8, 79921176), (12, 53280784), (16, 39960588), (24, 26640392), (32, 19980294), (43, 14869056), (48, 13320196), (64, 9990147), (86, 7434528), (96, 6660098), (129, 4956352), (172, 3717264), (192, 3330049), (258, 2478176), (344, 1858632), (516, 1239088), (688, 929316), (1032, 619544), (1376, 464658), (1801, 355008), (1849, 345792), (2064, 309772), (2752, 232329), (3602, 177504), (3698, 172896), (4128, 154886), (5403, 118336), (5547, 115264), (7204, 88752), (7396, 86448), (8256, 77443), (10806, 59168), (11094, 57632), (14408, 44376), (14792, 43224), (21612, 29584), (22188, 28816)]