340470

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1$

素因数の和:126

約数の個数: 64

約数和(自身を含む): 987840

約数和(自身を除く): 647370

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 27, 30, 39, 45, 54, 65, 78, 90, 97, 117, 130, 135, 194, 195, 234, 270, 291, 351, 390, 485, 582, 585, 702, 873, 970, 1170, 1261, 1455, 1746, 1755, 2522, 2619, 2910, 3510, 3783, 4365, 5238, 6305, 7566, 8730, 11349, 12610, 13095, 18915, 22698, 26190, 34047, 37830, 56745, 68094, 113490, 170235, 340470]

約数ペア:

[(1, 340470), (2, 170235), (3, 113490), (5, 68094), (6, 56745), (9, 37830), (10, 34047), (13, 26190), (15, 22698), (18, 18915), (26, 13095), (27, 12610), (30, 11349), (39, 8730), (45, 7566), (54, 6305), (65, 5238), (78, 4365), (90, 3783), (97, 3510), (117, 2910), (130, 2619), (135, 2522), (194, 1755), (195, 1746), (234, 1455), (270, 1261), (291, 1170), (351, 970), (390, 873), (485, 702), (582, 585)]