310861980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{929}}^1$

素因数の和:981

約数の個数: 216

約数和(自身を含む): 1115084880

約数和(自身を除く): 804222900

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 13, 15, 18, 20, 22, 26, 30, 33, 36, 39, 44, 45, 52, 55, 60, 65, 66, 78, 90, 99, 110, 117, 130, 132, 143, 156, 165, 169, 180, 195, 198, 220, 234, 260, 286, 330, 338, 390, 396, 429, 468, 495, 507, 572, 585, 660, 676, 715, 780, 845, 858, 929, 990, 1014, 1170, 1287, 1430, 1521, 1690, 1716, 1858, 1859, 1980, 2028, 2145, 2340, 2535, 2574, 2787, 2860, 3042, 3380, 3716, 3718, 4290, 4645, 5070, 5148, 5574, 5577, 6084, 6435, 7436, 7605, 8361, 8580, 9290, 9295, 10140, 10219, 11148, 11154, 12077, 12870, 13935, 15210, 16722, 16731, 18580, 18590, 20438, 22308, 24154, 25740, 27870, 27885, 30420, 30657, 33444, 33462, 36231, 37180, 40876, 41805, 48308, 51095, 55740, 55770, 60385, 61314, 66924, 72462, 83610, 83655, 91971, 102190, 108693, 111540, 120770, 122628, 132847, 144924, 153285, 157001, 167220, 167310, 181155, 183942, 204380, 217386, 241540, 265694, 306570, 314002, 334620, 362310, 367884, 398541, 434772, 459855, 471003, 531388, 543465, 613140, 628004, 664235, 724620, 785005, 797082, 919710, 942006, 1086930, 1195623, 1328470, 1413009, 1570010, 1594164, 1727011, 1839420, 1884012, 1992705, 2173860, 2355015, 2391246, 2656940, 2826018, 3140020, 3454022, 3985410, 4710030, 4782492, 5181033, 5652036, 5978115, 6908044, 7065045, 7970820, 8635055, 9420060, 10362066, 11956230, 14130090, 15543099, 17270110, 20724132, 23912460, 25905165, 28260180, 31086198, 34540220, 51810330, 62172396, 77715495, 103620660, 155430990, 310861980]

約数ペア:

[(1, 310861980), (2, 155430990), (3, 103620660), (4, 77715495), (5, 62172396), (6, 51810330), (9, 34540220), (10, 31086198), (11, 28260180), (12, 25905165), (13, 23912460), (15, 20724132), (18, 17270110), (20, 15543099), (22, 14130090), (26, 11956230), (30, 10362066), (33, 9420060), (36, 8635055), (39, 7970820), (44, 7065045), (45, 6908044), (52, 5978115), (55, 5652036), (60, 5181033), (65, 4782492), (66, 4710030), (78, 3985410), (90, 3454022), (99, 3140020), (110, 2826018), (117, 2656940), (130, 2391246), (132, 2355015), (143, 2173860), (156, 1992705), (165, 1884012), (169, 1839420), (180, 1727011), (195, 1594164), (198, 1570010), (220, 1413009), (234, 1328470), (260, 1195623), (286, 1086930), (330, 942006), (338, 919710), (390, 797082), (396, 785005), (429, 724620), (468, 664235), (495, 628004), (507, 613140), (572, 543465), (585, 531388), (660, 471003), (676, 459855), (715, 434772), (780, 398541), (845, 367884), (858, 362310), (929, 334620), (990, 314002), (1014, 306570), (1170, 265694), (1287, 241540), (1430, 217386), (1521, 204380), (1690, 183942), (1716, 181155), (1858, 167310), (1859, 167220), (1980, 157001), (2028, 153285), (2145, 144924), (2340, 132847), (2535, 122628), (2574, 120770), (2787, 111540), (2860, 108693), (3042, 102190), (3380, 91971), (3716, 83655), (3718, 83610), (4290, 72462), (4645, 66924), (5070, 61314), (5148, 60385), (5574, 55770), (5577, 55740), (6084, 51095), (6435, 48308), (7436, 41805), (7605, 40876), (8361, 37180), (8580, 36231), (9290, 33462), (9295, 33444), (10140, 30657), (10219, 30420), (11148, 27885), (11154, 27870), (12077, 25740), (12870, 24154), (13935, 22308), (15210, 20438), (16722, 18590), (16731, 18580)]