328783910

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{401}}^1$

素因数の和:498

約数の個数: 128

約数和(自身を含む): 787739904

約数和(自身を除く): 458955994

約数列:

[1, 2, 5, 7, 10, 13, 14, 17, 26, 34, 35, 53, 65, 70, 85, 91, 106, 119, 130, 170, 182, 221, 238, 265, 371, 401, 442, 455, 530, 595, 689, 742, 802, 901, 910, 1105, 1190, 1378, 1547, 1802, 1855, 2005, 2210, 2807, 3094, 3445, 3710, 4010, 4505, 4823, 5213, 5614, 6307, 6817, 6890, 7735, 9010, 9646, 10426, 11713, 12614, 13634, 14035, 15470, 21253, 23426, 24115, 26065, 28070, 31535, 34085, 36491, 42506, 47719, 48230, 52130, 58565, 63070, 68170, 72982, 81991, 88621, 95438, 106265, 117130, 148771, 163982, 177242, 182455, 212530, 238595, 276289, 297542, 361301, 364910, 409955, 443105, 477190, 552578, 620347, 722602, 743855, 819910, 886210, 1240694, 1381445, 1487710, 1806505, 1934023, 2529107, 2762890, 3101735, 3613010, 3868046, 4696913, 5058214, 6203470, 9393826, 9670115, 12645535, 19340230, 23484565, 25291070, 32878391, 46969130, 65756782, 164391955, 328783910]

約数ペア:

[(1, 328783910), (2, 164391955), (5, 65756782), (7, 46969130), (10, 32878391), (13, 25291070), (14, 23484565), (17, 19340230), (26, 12645535), (34, 9670115), (35, 9393826), (53, 6203470), (65, 5058214), (70, 4696913), (85, 3868046), (91, 3613010), (106, 3101735), (119, 2762890), (130, 2529107), (170, 1934023), (182, 1806505), (221, 1487710), (238, 1381445), (265, 1240694), (371, 886210), (401, 819910), (442, 743855), (455, 722602), (530, 620347), (595, 552578), (689, 477190), (742, 443105), (802, 409955), (901, 364910), (910, 361301), (1105, 297542), (1190, 276289), (1378, 238595), (1547, 212530), (1802, 182455), (1855, 177242), (2005, 163982), (2210, 148771), (2807, 117130), (3094, 106265), (3445, 95438), (3710, 88621), (4010, 81991), (4505, 72982), (4823, 68170), (5213, 63070), (5614, 58565), (6307, 52130), (6817, 48230), (6890, 47719), (7735, 42506), (9010, 36491), (9646, 34085), (10426, 31535), (11713, 28070), (12614, 26065), (13634, 24115), (14035, 23426), (15470, 21253)]