131291820

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^2$

素因数の和:114

約数の個数: 288

約数和(自身を含む): 480453120

約数和(自身を除く): 349161300

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 23, 27, 30, 31, 33, 36, 44, 45, 46, 54, 55, 60, 62, 66, 69, 90, 92, 93, 99, 108, 110, 115, 124, 132, 135, 138, 155, 165, 180, 186, 198, 207, 220, 230, 253, 270, 276, 279, 297, 310, 330, 341, 345, 372, 396, 414, 460, 465, 495, 506, 540, 558, 594, 620, 621, 660, 682, 690, 713, 759, 828, 837, 930, 961, 990, 1012, 1023, 1035, 1116, 1188, 1242, 1265, 1364, 1380, 1395, 1426, 1485, 1518, 1674, 1705, 1860, 1922, 1980, 2046, 2070, 2139, 2277, 2484, 2530, 2790, 2852, 2883, 2970, 3036, 3069, 3105, 3348, 3410, 3565, 3795, 3844, 4092, 4140, 4185, 4278, 4554, 4805, 5060, 5115, 5580, 5766, 5940, 6138, 6210, 6417, 6820, 6831, 7130, 7590, 7843, 8370, 8556, 8649, 9108, 9207, 9610, 10230, 10571, 10695, 11385, 11532, 12276, 12420, 12834, 13662, 14260, 14415, 15180, 15345, 15686, 16740, 17298, 18414, 19220, 19251, 20460, 21142, 21390, 22103, 22770, 23529, 25668, 25947, 27324, 28830, 30690, 31372, 31713, 32085, 34155, 34596, 36828, 38502, 39215, 42284, 42780, 43245, 44206, 45540, 46035, 47058, 51894, 52855, 57660, 61380, 63426, 64170, 66309, 68310, 70587, 77004, 78430, 86490, 88412, 92070, 94116, 95139, 96255, 103788, 105710, 110515, 117645, 126852, 128340, 129735, 132618, 136620, 141174, 156860, 158565, 172980, 184140, 190278, 192510, 198927, 211420, 211761, 221030, 235290, 243133, 259470, 265236, 282348, 285417, 317130, 331545, 352935, 380556, 385020, 397854, 423522, 442060, 470580, 475695, 486266, 518940, 570834, 596781, 634260, 663090, 705870, 729399, 795708, 847044, 951390, 972532, 994635, 1058805, 1141668, 1193562, 1215665, 1326180, 1411740, 1427085, 1458798, 1902780, 1989270, 2117610, 2188197, 2387124, 2431330, 2854170, 2917596, 2983905, 3646995, 3978540, 4235220, 4376394, 4862660, 5708340, 5967810, 6564591, 7293990, 8752788, 10940985, 11935620, 13129182, 14587980, 21881970, 26258364, 32822955, 43763940, 65645910, 131291820]

約数ペア:

[(1, 131291820), (2, 65645910), (3, 43763940), (4, 32822955), (5, 26258364), (6, 21881970), (9, 14587980), (10, 13129182), (11, 11935620), (12, 10940985), (15, 8752788), (18, 7293990), (20, 6564591), (22, 5967810), (23, 5708340), (27, 4862660), (30, 4376394), (31, 4235220), (33, 3978540), (36, 3646995), (44, 2983905), (45, 2917596), (46, 2854170), (54, 2431330), (55, 2387124), (60, 2188197), (62, 2117610), (66, 1989270), (69, 1902780), (90, 1458798), (92, 1427085), (93, 1411740), (99, 1326180), (108, 1215665), (110, 1193562), (115, 1141668), (124, 1058805), (132, 994635), (135, 972532), (138, 951390), (155, 847044), (165, 795708), (180, 729399), (186, 705870), (198, 663090), (207, 634260), (220, 596781), (230, 570834), (253, 518940), (270, 486266), (276, 475695), (279, 470580), (297, 442060), (310, 423522), (330, 397854), (341, 385020), (345, 380556), (372, 352935), (396, 331545), (414, 317130), (460, 285417), (465, 282348), (495, 265236), (506, 259470), (540, 243133), (558, 235290), (594, 221030), (620, 211761), (621, 211420), (660, 198927), (682, 192510), (690, 190278), (713, 184140), (759, 172980), (828, 158565), (837, 156860), (930, 141174), (961, 136620), (990, 132618), (1012, 129735), (1023, 128340), (1035, 126852), (1116, 117645), (1188, 110515), (1242, 105710), (1265, 103788), (1364, 96255), (1380, 95139), (1395, 94116), (1426, 92070), (1485, 88412), (1518, 86490), (1674, 78430), (1705, 77004), (1860, 70587), (1922, 68310), (1980, 66309), (2046, 64170), (2070, 63426), (2139, 61380), (2277, 57660), (2484, 52855), (2530, 51894), (2790, 47058), (2852, 46035), (2883, 45540), (2970, 44206), (3036, 43245), (3069, 42780), (3105, 42284), (3348, 39215), (3410, 38502), (3565, 36828), (3795, 34596), (3844, 34155), (4092, 32085), (4140, 31713), (4185, 31372), (4278, 30690), (4554, 28830), (4805, 27324), (5060, 25947), (5115, 25668), (5580, 23529), (5766, 22770), (5940, 22103), (6138, 21390), (6210, 21142), (6417, 20460), (6820, 19251), (6831, 19220), (7130, 18414), (7590, 17298), (7843, 16740), (8370, 15686), (8556, 15345), (8649, 15180), (9108, 14415), (9207, 14260), (9610, 13662), (10230, 12834), (10571, 12420), (10695, 12276), (11385, 11532)]