13191420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{79}}^1$

素因数の和:136

約数の個数: 144

約数和(自身を含む): 42900480

約数和(自身を除く): 29709060

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 23, 30, 33, 44, 46, 55, 60, 66, 69, 79, 92, 110, 115, 121, 132, 138, 158, 165, 220, 230, 237, 242, 253, 276, 316, 330, 345, 363, 395, 460, 474, 484, 506, 605, 660, 690, 726, 759, 790, 869, 948, 1012, 1185, 1210, 1265, 1380, 1452, 1518, 1580, 1738, 1815, 1817, 2370, 2420, 2530, 2607, 2783, 3036, 3476, 3630, 3634, 3795, 4345, 4740, 5060, 5214, 5451, 5566, 7260, 7268, 7590, 8349, 8690, 9085, 9559, 10428, 10902, 11132, 13035, 13915, 15180, 16698, 17380, 18170, 19118, 19987, 21804, 26070, 27255, 27830, 28677, 33396, 36340, 38236, 39974, 41745, 47795, 52140, 54510, 55660, 57354, 59961, 79948, 83490, 95590, 99935, 109020, 114708, 119922, 143385, 166980, 191180, 199870, 219857, 239844, 286770, 299805, 399740, 439714, 573540, 599610, 659571, 879428, 1099285, 1199220, 1319142, 2198570, 2638284, 3297855, 4397140, 6595710, 13191420]

約数ペア:

[(1, 13191420), (2, 6595710), (3, 4397140), (4, 3297855), (5, 2638284), (6, 2198570), (10, 1319142), (11, 1199220), (12, 1099285), (15, 879428), (20, 659571), (22, 599610), (23, 573540), (30, 439714), (33, 399740), (44, 299805), (46, 286770), (55, 239844), (60, 219857), (66, 199870), (69, 191180), (79, 166980), (92, 143385), (110, 119922), (115, 114708), (121, 109020), (132, 99935), (138, 95590), (158, 83490), (165, 79948), (220, 59961), (230, 57354), (237, 55660), (242, 54510), (253, 52140), (276, 47795), (316, 41745), (330, 39974), (345, 38236), (363, 36340), (395, 33396), (460, 28677), (474, 27830), (484, 27255), (506, 26070), (605, 21804), (660, 19987), (690, 19118), (726, 18170), (759, 17380), (790, 16698), (869, 15180), (948, 13915), (1012, 13035), (1185, 11132), (1210, 10902), (1265, 10428), (1380, 9559), (1452, 9085), (1518, 8690), (1580, 8349), (1738, 7590), (1815, 7268), (1817, 7260), (2370, 5566), (2420, 5451), (2530, 5214), (2607, 5060), (2783, 4740), (3036, 4345), (3476, 3795), (3630, 3634)]