51843420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{293}}^1\times {\mathrm{983}}^1$

素因数の和:1291

約数の個数: 72

約数和(自身を含む): 157955616

約数和(自身を除く): 106112196

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 293, 586, 879, 983, 1172, 1465, 1758, 1966, 2637, 2930, 2949, 3516, 3932, 4395, 4915, 5274, 5860, 5898, 8790, 8847, 9830, 10548, 11796, 13185, 14745, 17580, 17694, 19660, 26370, 29490, 35388, 44235, 52740, 58980, 88470, 176940, 288019, 576038, 864057, 1152076, 1440095, 1728114, 2592171, 2880190, 3456228, 4320285, 5184342, 5760380, 8640570, 10368684, 12960855, 17281140, 25921710, 51843420]

約数ペア:

[(1, 51843420), (2, 25921710), (3, 17281140), (4, 12960855), (5, 10368684), (6, 8640570), (9, 5760380), (10, 5184342), (12, 4320285), (15, 3456228), (18, 2880190), (20, 2592171), (30, 1728114), (36, 1440095), (45, 1152076), (60, 864057), (90, 576038), (180, 288019), (293, 176940), (586, 88470), (879, 58980), (983, 52740), (1172, 44235), (1465, 35388), (1758, 29490), (1966, 26370), (2637, 19660), (2930, 17694), (2949, 17580), (3516, 14745), (3932, 13185), (4395, 11796), (4915, 10548), (5274, 9830), (5860, 8847), (5898, 8790)]