1275842988

素因数分解:

$2^2\times 3^4\times 7^2\times {\mathrm{80363}}^1$

素因数の和:80393

約数の個数: 90

約数和(自身を含む): 3879893556

約数和(自身を除く): 2604050568

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 49, 54, 63, 81, 84, 98, 108, 126, 147, 162, 189, 196, 252, 294, 324, 378, 441, 567, 588, 756, 882, 1134, 1323, 1764, 2268, 2646, 3969, 5292, 7938, 15876, 80363, 160726, 241089, 321452, 482178, 562541, 723267, 964356, 1125082, 1446534, 1687623, 2169801, 2250164, 2893068, 3375246, 3937787, 4339602, 5062869, 6509403, 6750492, 7875574, 8679204, 10125738, 11813361, 13018806, 15188607, 15751148, 20251476, 23626722, 26037612, 30377214, 35440083, 45565821, 47253444, 60754428, 70880166, 91131642, 106320249, 141760332, 182263284, 212640498, 318960747, 425280996, 637921494, 1275842988]

約数ペア:

[(1, 1275842988), (2, 637921494), (3, 425280996), (4, 318960747), (6, 212640498), (7, 182263284), (9, 141760332), (12, 106320249), (14, 91131642), (18, 70880166), (21, 60754428), (27, 47253444), (28, 45565821), (36, 35440083), (42, 30377214), (49, 26037612), (54, 23626722), (63, 20251476), (81, 15751148), (84, 15188607), (98, 13018806), (108, 11813361), (126, 10125738), (147, 8679204), (162, 7875574), (189, 6750492), (196, 6509403), (252, 5062869), (294, 4339602), (324, 3937787), (378, 3375246), (441, 2893068), (567, 2250164), (588, 2169801), (756, 1687623), (882, 1446534), (1134, 1125082), (1323, 964356), (1764, 723267), (2268, 562541), (2646, 482178), (3969, 321452), (5292, 241089), (7938, 160726), (15876, 80363)]