219975132

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{3499}}^1$

素因数の和:3563

約数の個数: 72

約数和(自身を含む): 573888000

約数和(自身を除く): 353912868

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 31, 39, 52, 62, 78, 93, 124, 156, 169, 186, 338, 372, 403, 507, 676, 806, 1014, 1209, 1612, 2028, 2418, 3499, 4836, 5239, 6998, 10478, 10497, 13996, 15717, 20956, 20994, 31434, 41988, 45487, 62868, 90974, 108469, 136461, 181948, 216938, 272922, 325407, 433876, 545844, 591331, 650814, 1182662, 1301628, 1410097, 1773993, 2365324, 2820194, 3547986, 4230291, 5640388, 7095972, 8460582, 16921164, 18331261, 36662522, 54993783, 73325044, 109987566, 219975132]

約数ペア:

[(1, 219975132), (2, 109987566), (3, 73325044), (4, 54993783), (6, 36662522), (12, 18331261), (13, 16921164), (26, 8460582), (31, 7095972), (39, 5640388), (52, 4230291), (62, 3547986), (78, 2820194), (93, 2365324), (124, 1773993), (156, 1410097), (169, 1301628), (186, 1182662), (338, 650814), (372, 591331), (403, 545844), (507, 433876), (676, 325407), (806, 272922), (1014, 216938), (1209, 181948), (1612, 136461), (2028, 108469), (2418, 90974), (3499, 62868), (4836, 45487), (5239, 41988), (6998, 31434), (10478, 20994), (10497, 20956), (13996, 15717)]