16980870

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^3$

素因数の和:122

約数の個数: 64

約数和(自身を含む): 44328960

約数和(自身を除く): 27348090

約数列:

[1, 2, 3, 5, 6, 10, 15, 19, 30, 31, 38, 57, 62, 93, 95, 114, 155, 186, 190, 285, 310, 465, 570, 589, 930, 961, 1178, 1767, 1922, 2883, 2945, 3534, 4805, 5766, 5890, 8835, 9610, 14415, 17670, 18259, 28830, 29791, 36518, 54777, 59582, 89373, 91295, 109554, 148955, 178746, 182590, 273885, 297910, 446865, 547770, 566029, 893730, 1132058, 1698087, 2830145, 3396174, 5660290, 8490435, 16980870]

約数ペア:

[(1, 16980870), (2, 8490435), (3, 5660290), (5, 3396174), (6, 2830145), (10, 1698087), (15, 1132058), (19, 893730), (30, 566029), (31, 547770), (38, 446865), (57, 297910), (62, 273885), (93, 182590), (95, 178746), (114, 148955), (155, 109554), (186, 91295), (190, 89373), (285, 59582), (310, 54777), (465, 36518), (570, 29791), (589, 28830), (930, 18259), (961, 17670), (1178, 14415), (1767, 9610), (1922, 8835), (2883, 5890), (2945, 5766), (3534, 4805)]