717386940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{397}}^1\times {\mathrm{10039}}^1$

素因数の和:10451

約数の個数: 72

約数和(自身を含む): 2181772320

約数和(自身を除く): 1464385380

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 397, 794, 1191, 1588, 1985, 2382, 3573, 3970, 4764, 5955, 7146, 7940, 10039, 11910, 14292, 17865, 20078, 23820, 30117, 35730, 40156, 50195, 60234, 71460, 90351, 100390, 120468, 150585, 180702, 200780, 301170, 361404, 451755, 602340, 903510, 1807020, 3985483, 7970966, 11956449, 15941932, 19927415, 23912898, 35869347, 39854830, 47825796, 59782245, 71738694, 79709660, 119564490, 143477388, 179346735, 239128980, 358693470, 717386940]

約数ペア:

[(1, 717386940), (2, 358693470), (3, 239128980), (4, 179346735), (5, 143477388), (6, 119564490), (9, 79709660), (10, 71738694), (12, 59782245), (15, 47825796), (18, 39854830), (20, 35869347), (30, 23912898), (36, 19927415), (45, 15941932), (60, 11956449), (90, 7970966), (180, 3985483), (397, 1807020), (794, 903510), (1191, 602340), (1588, 451755), (1985, 361404), (2382, 301170), (3573, 200780), (3970, 180702), (4764, 150585), (5955, 120468), (7146, 100390), (7940, 90351), (10039, 71460), (11910, 60234), (14292, 50195), (17865, 40156), (20078, 35730), (23820, 30117)]