65538840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{509}}^1$

素因数の和:589

約数の個数: 128

約数和(自身を含む): 209304000

約数和(自身を除く): 143765160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 29, 30, 37, 40, 58, 60, 74, 87, 111, 116, 120, 145, 148, 174, 185, 222, 232, 290, 296, 348, 370, 435, 444, 509, 555, 580, 696, 740, 870, 888, 1018, 1073, 1110, 1160, 1480, 1527, 1740, 2036, 2146, 2220, 2545, 3054, 3219, 3480, 4072, 4292, 4440, 5090, 5365, 6108, 6438, 7635, 8584, 10180, 10730, 12216, 12876, 14761, 15270, 16095, 18833, 20360, 21460, 25752, 29522, 30540, 32190, 37666, 42920, 44283, 56499, 59044, 61080, 64380, 73805, 75332, 88566, 94165, 112998, 118088, 128760, 147610, 150664, 177132, 188330, 221415, 225996, 282495, 295220, 354264, 376660, 442830, 451992, 546157, 564990, 590440, 753320, 885660, 1092314, 1129980, 1638471, 1771320, 2184628, 2259960, 2730785, 3276942, 4369256, 5461570, 6553884, 8192355, 10923140, 13107768, 16384710, 21846280, 32769420, 65538840]

約数ペア:

[(1, 65538840), (2, 32769420), (3, 21846280), (4, 16384710), (5, 13107768), (6, 10923140), (8, 8192355), (10, 6553884), (12, 5461570), (15, 4369256), (20, 3276942), (24, 2730785), (29, 2259960), (30, 2184628), (37, 1771320), (40, 1638471), (58, 1129980), (60, 1092314), (74, 885660), (87, 753320), (111, 590440), (116, 564990), (120, 546157), (145, 451992), (148, 442830), (174, 376660), (185, 354264), (222, 295220), (232, 282495), (290, 225996), (296, 221415), (348, 188330), (370, 177132), (435, 150664), (444, 147610), (509, 128760), (555, 118088), (580, 112998), (696, 94165), (740, 88566), (870, 75332), (888, 73805), (1018, 64380), (1073, 61080), (1110, 59044), (1160, 56499), (1480, 44283), (1527, 42920), (1740, 37666), (2036, 32190), (2146, 30540), (2220, 29522), (2545, 25752), (3054, 21460), (3219, 20360), (3480, 18833), (4072, 16095), (4292, 15270), (4440, 14761), (5090, 12876), (5365, 12216), (6108, 10730), (6438, 10180), (7635, 8584)]