203945688

素因数分解:

$2^3\times 3^4\times {\mathrm{491}}^1\times {\mathrm{641}}^1$

素因数の和:1150

約数の個数: 80

約数和(自身を含む): 573293160

約数和(自身を除く): 369347472

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 108, 162, 216, 324, 491, 641, 648, 982, 1282, 1473, 1923, 1964, 2564, 2946, 3846, 3928, 4419, 5128, 5769, 5892, 7692, 8838, 11538, 11784, 13257, 15384, 17307, 17676, 23076, 26514, 34614, 35352, 39771, 46152, 51921, 53028, 69228, 79542, 103842, 106056, 138456, 159084, 207684, 314731, 318168, 415368, 629462, 944193, 1258924, 1888386, 2517848, 2832579, 3776772, 5665158, 7553544, 8497737, 11330316, 16995474, 22660632, 25493211, 33990948, 50986422, 67981896, 101972844, 203945688]

約数ペア:

[(1, 203945688), (2, 101972844), (3, 67981896), (4, 50986422), (6, 33990948), (8, 25493211), (9, 22660632), (12, 16995474), (18, 11330316), (24, 8497737), (27, 7553544), (36, 5665158), (54, 3776772), (72, 2832579), (81, 2517848), (108, 1888386), (162, 1258924), (216, 944193), (324, 629462), (491, 415368), (641, 318168), (648, 314731), (982, 207684), (1282, 159084), (1473, 138456), (1923, 106056), (1964, 103842), (2564, 79542), (2946, 69228), (3846, 53028), (3928, 51921), (4419, 46152), (5128, 39771), (5769, 35352), (5892, 34614), (7692, 26514), (8838, 23076), (11538, 17676), (11784, 17307), (13257, 15384)]