281671380

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{42293}}^1$

素因数の和:42345

約数の個数: 72

約数和(自身を含む): 877515912

約数和(自身を除く): 595844532

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 37, 45, 60, 74, 90, 111, 148, 180, 185, 222, 333, 370, 444, 555, 666, 740, 1110, 1332, 1665, 2220, 3330, 6660, 42293, 84586, 126879, 169172, 211465, 253758, 380637, 422930, 507516, 634395, 761274, 845860, 1268790, 1522548, 1564841, 1903185, 2537580, 3129682, 3806370, 4694523, 6259364, 7612740, 7824205, 9389046, 14083569, 15648410, 18778092, 23472615, 28167138, 31296820, 46945230, 56334276, 70417845, 93890460, 140835690, 281671380]

約数ペア:

[(1, 281671380), (2, 140835690), (3, 93890460), (4, 70417845), (5, 56334276), (6, 46945230), (9, 31296820), (10, 28167138), (12, 23472615), (15, 18778092), (18, 15648410), (20, 14083569), (30, 9389046), (36, 7824205), (37, 7612740), (45, 6259364), (60, 4694523), (74, 3806370), (90, 3129682), (111, 2537580), (148, 1903185), (180, 1564841), (185, 1522548), (222, 1268790), (333, 845860), (370, 761274), (444, 634395), (555, 507516), (666, 422930), (740, 380637), (1110, 253758), (1332, 211465), (1665, 169172), (2220, 126879), (3330, 84586), (6660, 42293)]