12240306

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{181}}^1$

素因数の和:236

約数の個数: 72

約数和(自身を含む): 30507204

約数和(自身を除く): 18266898

約数列:

[1, 2, 3, 6, 9, 13, 17, 18, 26, 34, 39, 51, 78, 102, 117, 153, 181, 221, 234, 289, 306, 362, 442, 543, 578, 663, 867, 1086, 1326, 1629, 1734, 1989, 2353, 2601, 3077, 3258, 3757, 3978, 4706, 5202, 6154, 7059, 7514, 9231, 11271, 14118, 18462, 21177, 22542, 27693, 33813, 40001, 42354, 52309, 55386, 67626, 80002, 104618, 120003, 156927, 240006, 313854, 360009, 470781, 680017, 720018, 941562, 1360034, 2040051, 4080102, 6120153, 12240306]

約数ペア:

[(1, 12240306), (2, 6120153), (3, 4080102), (6, 2040051), (9, 1360034), (13, 941562), (17, 720018), (18, 680017), (26, 470781), (34, 360009), (39, 313854), (51, 240006), (78, 156927), (102, 120003), (117, 104618), (153, 80002), (181, 67626), (221, 55386), (234, 52309), (289, 42354), (306, 40001), (362, 33813), (442, 27693), (543, 22542), (578, 21177), (663, 18462), (867, 14118), (1086, 11271), (1326, 9231), (1629, 7514), (1734, 7059), (1989, 6154), (2353, 5202), (2601, 4706), (3077, 3978), (3258, 3757)]