215464690

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{3617}}^1$

素因数の和:3691

約数の個数: 64

約数和(自身を含む): 475144704

約数和(自身を除く): 259680014

約数列:

[1, 2, 5, 7, 10, 14, 23, 35, 37, 46, 70, 74, 115, 161, 185, 230, 259, 322, 370, 518, 805, 851, 1295, 1610, 1702, 2590, 3617, 4255, 5957, 7234, 8510, 11914, 18085, 25319, 29785, 36170, 50638, 59570, 83191, 126595, 133829, 166382, 253190, 267658, 415955, 582337, 669145, 831910, 936803, 1164674, 1338290, 1873606, 2911685, 3078067, 4684015, 5823370, 6156134, 9368030, 15390335, 21546469, 30780670, 43092938, 107732345, 215464690]

約数ペア:

[(1, 215464690), (2, 107732345), (5, 43092938), (7, 30780670), (10, 21546469), (14, 15390335), (23, 9368030), (35, 6156134), (37, 5823370), (46, 4684015), (70, 3078067), (74, 2911685), (115, 1873606), (161, 1338290), (185, 1164674), (230, 936803), (259, 831910), (322, 669145), (370, 582337), (518, 415955), (805, 267658), (851, 253190), (1295, 166382), (1610, 133829), (1702, 126595), (2590, 83191), (3617, 59570), (4255, 50638), (5957, 36170), (7234, 29785), (8510, 25319), (11914, 18085)]