75470220

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{673}}^1$

素因数の和:784

約数の個数: 144

約数和(自身を含む): 264962880

約数和(自身を除く): 189492660

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 89, 90, 105, 126, 140, 178, 180, 210, 252, 267, 315, 356, 420, 445, 534, 623, 630, 673, 801, 890, 1068, 1246, 1260, 1335, 1346, 1602, 1780, 1869, 2019, 2492, 2670, 2692, 3115, 3204, 3365, 3738, 4005, 4038, 4711, 5340, 5607, 6057, 6230, 6730, 7476, 8010, 8076, 9345, 9422, 10095, 11214, 12114, 12460, 13460, 14133, 16020, 18690, 18844, 20190, 22428, 23555, 24228, 28035, 28266, 30285, 37380, 40380, 42399, 47110, 56070, 56532, 59897, 60570, 70665, 84798, 94220, 112140, 119794, 121140, 141330, 169596, 179691, 211995, 239588, 282660, 299485, 359382, 419279, 423990, 539073, 598970, 718764, 838558, 847980, 898455, 1078146, 1197940, 1257837, 1677116, 1796910, 2096395, 2156292, 2515674, 2695365, 3593820, 3773511, 4192790, 5031348, 5390730, 6289185, 7547022, 8385580, 10781460, 12578370, 15094044, 18867555, 25156740, 37735110, 75470220]

約数ペア:

[(1, 75470220), (2, 37735110), (3, 25156740), (4, 18867555), (5, 15094044), (6, 12578370), (7, 10781460), (9, 8385580), (10, 7547022), (12, 6289185), (14, 5390730), (15, 5031348), (18, 4192790), (20, 3773511), (21, 3593820), (28, 2695365), (30, 2515674), (35, 2156292), (36, 2096395), (42, 1796910), (45, 1677116), (60, 1257837), (63, 1197940), (70, 1078146), (84, 898455), (89, 847980), (90, 838558), (105, 718764), (126, 598970), (140, 539073), (178, 423990), (180, 419279), (210, 359382), (252, 299485), (267, 282660), (315, 239588), (356, 211995), (420, 179691), (445, 169596), (534, 141330), (623, 121140), (630, 119794), (673, 112140), (801, 94220), (890, 84798), (1068, 70665), (1246, 60570), (1260, 59897), (1335, 56532), (1346, 56070), (1602, 47110), (1780, 42399), (1869, 40380), (2019, 37380), (2492, 30285), (2670, 28266), (2692, 28035), (3115, 24228), (3204, 23555), (3365, 22428), (3738, 20190), (4005, 18844), (4038, 18690), (4711, 16020), (5340, 14133), (5607, 13460), (6057, 12460), (6230, 12114), (6730, 11214), (7476, 10095), (8010, 9422), (8076, 9345)]