7918740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1$

素因数の和:122

約数の個数: 144

約数和(自身を含む): 26142480

約数和(自身を除く): 18223740

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 29, 30, 36, 37, 41, 45, 58, 60, 74, 82, 87, 90, 111, 116, 123, 145, 148, 164, 174, 180, 185, 205, 222, 246, 261, 290, 333, 348, 369, 370, 410, 435, 444, 492, 522, 555, 580, 615, 666, 738, 740, 820, 870, 1044, 1073, 1110, 1189, 1230, 1305, 1332, 1476, 1517, 1665, 1740, 1845, 2146, 2220, 2378, 2460, 2610, 3034, 3219, 3330, 3567, 3690, 4292, 4551, 4756, 5220, 5365, 5945, 6068, 6438, 6660, 7134, 7380, 7585, 9102, 9657, 10701, 10730, 11890, 12876, 13653, 14268, 15170, 16095, 17835, 18204, 19314, 21402, 21460, 22755, 23780, 27306, 30340, 32190, 35670, 38628, 42804, 43993, 45510, 48285, 53505, 54612, 64380, 68265, 71340, 87986, 91020, 96570, 107010, 131979, 136530, 175972, 193140, 214020, 219965, 263958, 273060, 395937, 439930, 527916, 659895, 791874, 879860, 1319790, 1583748, 1979685, 2639580, 3959370, 7918740]

約数ペア:

[(1, 7918740), (2, 3959370), (3, 2639580), (4, 1979685), (5, 1583748), (6, 1319790), (9, 879860), (10, 791874), (12, 659895), (15, 527916), (18, 439930), (20, 395937), (29, 273060), (30, 263958), (36, 219965), (37, 214020), (41, 193140), (45, 175972), (58, 136530), (60, 131979), (74, 107010), (82, 96570), (87, 91020), (90, 87986), (111, 71340), (116, 68265), (123, 64380), (145, 54612), (148, 53505), (164, 48285), (174, 45510), (180, 43993), (185, 42804), (205, 38628), (222, 35670), (246, 32190), (261, 30340), (290, 27306), (333, 23780), (348, 22755), (369, 21460), (370, 21402), (410, 19314), (435, 18204), (444, 17835), (492, 16095), (522, 15170), (555, 14268), (580, 13653), (615, 12876), (666, 11890), (738, 10730), (740, 10701), (820, 9657), (870, 9102), (1044, 7585), (1073, 7380), (1110, 7134), (1189, 6660), (1230, 6438), (1305, 6068), (1332, 5945), (1476, 5365), (1517, 5220), (1665, 4756), (1740, 4551), (1845, 4292), (2146, 3690), (2220, 3567), (2378, 3330), (2460, 3219), (2610, 3034)]