81469710

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{1453}}^1$

素因数の和:1562

約数の個数: 96

約数和(自身を含む): 244969920

約数和(自身を除く): 163500210

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 63, 70, 89, 90, 105, 126, 178, 210, 267, 315, 445, 534, 623, 630, 801, 890, 1246, 1335, 1453, 1602, 1869, 2670, 2906, 3115, 3738, 4005, 4359, 5607, 6230, 7265, 8010, 8718, 9345, 10171, 11214, 13077, 14530, 18690, 20342, 21795, 26154, 28035, 30513, 43590, 50855, 56070, 61026, 65385, 91539, 101710, 129317, 130770, 152565, 183078, 258634, 305130, 387951, 457695, 646585, 775902, 905219, 915390, 1163853, 1293170, 1810438, 1939755, 2327706, 2715657, 3879510, 4526095, 5431314, 5819265, 8146971, 9052190, 11638530, 13578285, 16293942, 27156570, 40734855, 81469710]

約数ペア:

[(1, 81469710), (2, 40734855), (3, 27156570), (5, 16293942), (6, 13578285), (7, 11638530), (9, 9052190), (10, 8146971), (14, 5819265), (15, 5431314), (18, 4526095), (21, 3879510), (30, 2715657), (35, 2327706), (42, 1939755), (45, 1810438), (63, 1293170), (70, 1163853), (89, 915390), (90, 905219), (105, 775902), (126, 646585), (178, 457695), (210, 387951), (267, 305130), (315, 258634), (445, 183078), (534, 152565), (623, 130770), (630, 129317), (801, 101710), (890, 91539), (1246, 65385), (1335, 61026), (1453, 56070), (1602, 50855), (1869, 43590), (2670, 30513), (2906, 28035), (3115, 26154), (3738, 21795), (4005, 20342), (4359, 18690), (5607, 14530), (6230, 13077), (7265, 11214), (8010, 10171), (8718, 9345)]