154905822

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^2\times {\mathrm{31}}^1\times {\mathrm{769}}^1$

素因数の和:846

約数の個数: 72

約数和(自身を含む): 366125760

約数和(自身を除く): 211219938

約数列:

[1, 2, 3, 6, 9, 18, 19, 31, 38, 57, 62, 93, 114, 171, 186, 279, 342, 361, 558, 589, 722, 769, 1083, 1178, 1538, 1767, 2166, 2307, 3249, 3534, 4614, 5301, 6498, 6921, 10602, 11191, 13842, 14611, 22382, 23839, 29222, 33573, 43833, 47678, 67146, 71517, 87666, 100719, 131499, 143034, 201438, 214551, 262998, 277609, 429102, 452941, 555218, 832827, 905882, 1358823, 1665654, 2498481, 2717646, 4076469, 4996962, 8152938, 8605879, 17211758, 25817637, 51635274, 77452911, 154905822]

約数ペア:

[(1, 154905822), (2, 77452911), (3, 51635274), (6, 25817637), (9, 17211758), (18, 8605879), (19, 8152938), (31, 4996962), (38, 4076469), (57, 2717646), (62, 2498481), (93, 1665654), (114, 1358823), (171, 905882), (186, 832827), (279, 555218), (342, 452941), (361, 429102), (558, 277609), (589, 262998), (722, 214551), (769, 201438), (1083, 143034), (1178, 131499), (1538, 100719), (1767, 87666), (2166, 71517), (2307, 67146), (3249, 47678), (3534, 43833), (4614, 33573), (5301, 29222), (6498, 23839), (6921, 22382), (10602, 14611), (11191, 13842)]