123741660

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{42089}}^1$

素因数の和:42115

約数の個数: 72

約数和(自身を含む): 403053840

約数和(自身を除く): 279312180

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 420, 490, 588, 735, 980, 1470, 2940, 42089, 84178, 126267, 168356, 210445, 252534, 294623, 420890, 505068, 589246, 631335, 841780, 883869, 1178492, 1262670, 1473115, 1767738, 2062361, 2525340, 2946230, 3535476, 4124722, 4419345, 5892460, 6187083, 8249444, 8838690, 10311805, 12374166, 17677380, 20623610, 24748332, 30935415, 41247220, 61870830, 123741660]

約数ペア:

[(1, 123741660), (2, 61870830), (3, 41247220), (4, 30935415), (5, 24748332), (6, 20623610), (7, 17677380), (10, 12374166), (12, 10311805), (14, 8838690), (15, 8249444), (20, 6187083), (21, 5892460), (28, 4419345), (30, 4124722), (35, 3535476), (42, 2946230), (49, 2525340), (60, 2062361), (70, 1767738), (84, 1473115), (98, 1262670), (105, 1178492), (140, 883869), (147, 841780), (196, 631335), (210, 589246), (245, 505068), (294, 420890), (420, 294623), (490, 252534), (588, 210445), (735, 168356), (980, 126267), (1470, 84178), (2940, 42089)]