31156110

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{257}}^1\times {\mathrm{449}}^1$

素因数の和:722

約数の個数: 64

約数和(自身を含む): 83592000

約数和(自身を除く): 52435890

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 135, 257, 270, 449, 514, 771, 898, 1285, 1347, 1542, 2245, 2313, 2570, 2694, 3855, 4041, 4490, 4626, 6735, 6939, 7710, 8082, 11565, 12123, 13470, 13878, 20205, 23130, 24246, 34695, 40410, 60615, 69390, 115393, 121230, 230786, 346179, 576965, 692358, 1038537, 1153930, 1730895, 2077074, 3115611, 3461790, 5192685, 6231222, 10385370, 15578055, 31156110]

約数ペア:

[(1, 31156110), (2, 15578055), (3, 10385370), (5, 6231222), (6, 5192685), (9, 3461790), (10, 3115611), (15, 2077074), (18, 1730895), (27, 1153930), (30, 1038537), (45, 692358), (54, 576965), (90, 346179), (135, 230786), (257, 121230), (270, 115393), (449, 69390), (514, 60615), (771, 40410), (898, 34695), (1285, 24246), (1347, 23130), (1542, 20205), (2245, 13878), (2313, 13470), (2570, 12123), (2694, 11565), (3855, 8082), (4041, 7710), (4490, 6939), (4626, 6735)]