212997510

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{19559}}^1$

素因数の和:19594

約数の個数: 72

約数和(自身を含む): 608746320

約数和(自身を除く): 395748810

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 30, 33, 45, 55, 66, 90, 99, 110, 121, 165, 198, 242, 330, 363, 495, 605, 726, 990, 1089, 1210, 1815, 2178, 3630, 5445, 10890, 19559, 39118, 58677, 97795, 117354, 176031, 195590, 215149, 293385, 352062, 430298, 586770, 645447, 880155, 1075745, 1290894, 1760310, 1936341, 2151490, 2366639, 3227235, 3872682, 4733278, 6454470, 7099917, 9681705, 11833195, 14199834, 19363410, 21299751, 23666390, 35499585, 42599502, 70999170, 106498755, 212997510]

約数ペア:

[(1, 212997510), (2, 106498755), (3, 70999170), (5, 42599502), (6, 35499585), (9, 23666390), (10, 21299751), (11, 19363410), (15, 14199834), (18, 11833195), (22, 9681705), (30, 7099917), (33, 6454470), (45, 4733278), (55, 3872682), (66, 3227235), (90, 2366639), (99, 2151490), (110, 1936341), (121, 1760310), (165, 1290894), (198, 1075745), (242, 880155), (330, 645447), (363, 586770), (495, 430298), (605, 352062), (726, 293385), (990, 215149), (1089, 195590), (1210, 176031), (1815, 117354), (2178, 97795), (3630, 58677), (5445, 39118), (10890, 19559)]