98296940

素因数分解:

$2^2\times 5^1\times 7^4\times {\mathrm{23}}^1\times {\mathrm{89}}^1$

素因数の和:149

約数の個数: 120

約数和(自身を含む): 254106720

約数和(自身を除く): 155809780

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 49, 70, 89, 92, 98, 115, 140, 161, 178, 196, 230, 245, 322, 343, 356, 445, 460, 490, 623, 644, 686, 805, 890, 980, 1127, 1246, 1372, 1610, 1715, 1780, 2047, 2254, 2401, 2492, 3115, 3220, 3430, 4094, 4361, 4508, 4802, 5635, 6230, 6860, 7889, 8188, 8722, 9604, 10235, 11270, 12005, 12460, 14329, 15778, 17444, 20470, 21805, 22540, 24010, 28658, 30527, 31556, 39445, 40940, 43610, 48020, 55223, 57316, 61054, 71645, 78890, 87220, 100303, 110446, 122108, 143290, 152635, 157780, 200606, 213689, 220892, 276115, 286580, 305270, 401212, 427378, 501515, 552230, 610540, 702121, 854756, 1003030, 1068445, 1104460, 1404242, 2006060, 2136890, 2808484, 3510605, 4273780, 4914847, 7021210, 9829694, 14042420, 19659388, 24574235, 49148470, 98296940]

約数ペア:

[(1, 98296940), (2, 49148470), (4, 24574235), (5, 19659388), (7, 14042420), (10, 9829694), (14, 7021210), (20, 4914847), (23, 4273780), (28, 3510605), (35, 2808484), (46, 2136890), (49, 2006060), (70, 1404242), (89, 1104460), (92, 1068445), (98, 1003030), (115, 854756), (140, 702121), (161, 610540), (178, 552230), (196, 501515), (230, 427378), (245, 401212), (322, 305270), (343, 286580), (356, 276115), (445, 220892), (460, 213689), (490, 200606), (623, 157780), (644, 152635), (686, 143290), (805, 122108), (890, 110446), (980, 100303), (1127, 87220), (1246, 78890), (1372, 71645), (1610, 61054), (1715, 57316), (1780, 55223), (2047, 48020), (2254, 43610), (2401, 40940), (2492, 39445), (3115, 31556), (3220, 30527), (3430, 28658), (4094, 24010), (4361, 22540), (4508, 21805), (4802, 20470), (5635, 17444), (6230, 15778), (6860, 14329), (7889, 12460), (8188, 12005), (8722, 11270), (9604, 10235)]