311947740

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{1201}}^1$

素因数の和:1269

約数の個数: 192

約数和(自身を含む): 1074299520

約数和(自身を除く): 762351780

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 27, 30, 36, 37, 39, 45, 52, 54, 60, 65, 74, 78, 90, 108, 111, 117, 130, 135, 148, 156, 180, 185, 195, 222, 234, 260, 270, 333, 351, 370, 390, 444, 468, 481, 540, 555, 585, 666, 702, 740, 780, 962, 999, 1110, 1170, 1201, 1332, 1404, 1443, 1665, 1755, 1924, 1998, 2220, 2340, 2402, 2405, 2886, 3330, 3510, 3603, 3996, 4329, 4804, 4810, 4995, 5772, 6005, 6660, 7020, 7206, 7215, 8658, 9620, 9990, 10809, 12010, 12987, 14412, 14430, 15613, 17316, 18015, 19980, 21618, 21645, 24020, 25974, 28860, 31226, 32427, 36030, 43236, 43290, 44437, 46839, 51948, 54045, 62452, 64854, 64935, 72060, 78065, 86580, 88874, 93678, 108090, 129708, 129870, 133311, 140517, 156130, 162135, 177748, 187356, 216180, 222185, 234195, 259740, 266622, 281034, 312260, 324270, 399933, 421551, 444370, 468390, 533244, 562068, 577681, 648540, 666555, 702585, 799866, 843102, 888740, 936780, 1155362, 1199799, 1333110, 1405170, 1599732, 1686204, 1733043, 1999665, 2107755, 2310724, 2399598, 2666220, 2810340, 2888405, 3466086, 3999330, 4215510, 4799196, 5199129, 5776810, 5998995, 6932172, 7998660, 8431020, 8665215, 10398258, 11553620, 11997990, 15597387, 17330430, 20796516, 23995980, 25995645, 31194774, 34660860, 51991290, 62389548, 77986935, 103982580, 155973870, 311947740]

約数ペア:

[(1, 311947740), (2, 155973870), (3, 103982580), (4, 77986935), (5, 62389548), (6, 51991290), (9, 34660860), (10, 31194774), (12, 25995645), (13, 23995980), (15, 20796516), (18, 17330430), (20, 15597387), (26, 11997990), (27, 11553620), (30, 10398258), (36, 8665215), (37, 8431020), (39, 7998660), (45, 6932172), (52, 5998995), (54, 5776810), (60, 5199129), (65, 4799196), (74, 4215510), (78, 3999330), (90, 3466086), (108, 2888405), (111, 2810340), (117, 2666220), (130, 2399598), (135, 2310724), (148, 2107755), (156, 1999665), (180, 1733043), (185, 1686204), (195, 1599732), (222, 1405170), (234, 1333110), (260, 1199799), (270, 1155362), (333, 936780), (351, 888740), (370, 843102), (390, 799866), (444, 702585), (468, 666555), (481, 648540), (540, 577681), (555, 562068), (585, 533244), (666, 468390), (702, 444370), (740, 421551), (780, 399933), (962, 324270), (999, 312260), (1110, 281034), (1170, 266622), (1201, 259740), (1332, 234195), (1404, 222185), (1443, 216180), (1665, 187356), (1755, 177748), (1924, 162135), (1998, 156130), (2220, 140517), (2340, 133311), (2402, 129870), (2405, 129708), (2886, 108090), (3330, 93678), (3510, 88874), (3603, 86580), (3996, 78065), (4329, 72060), (4804, 64935), (4810, 64854), (4995, 62452), (5772, 54045), (6005, 51948), (6660, 46839), (7020, 44437), (7206, 43290), (7215, 43236), (8658, 36030), (9620, 32427), (9990, 31226), (10809, 28860), (12010, 25974), (12987, 24020), (14412, 21645), (14430, 21618), (15613, 19980), (17316, 18015)]