399468480

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{31}}^2\times {\mathrm{433}}^1$

素因数の和:515

約数の個数: 168

約数和(自身を含む): 1313572176

約数和(自身を除く): 914103696

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 32, 40, 48, 60, 62, 64, 80, 93, 96, 120, 124, 155, 160, 186, 192, 240, 248, 310, 320, 372, 433, 465, 480, 496, 620, 744, 866, 930, 960, 961, 992, 1240, 1299, 1488, 1732, 1860, 1922, 1984, 2165, 2480, 2598, 2883, 2976, 3464, 3720, 3844, 4330, 4805, 4960, 5196, 5766, 5952, 6495, 6928, 7440, 7688, 8660, 9610, 9920, 10392, 11532, 12990, 13423, 13856, 14415, 14880, 15376, 17320, 19220, 20784, 23064, 25980, 26846, 27712, 28830, 29760, 30752, 34640, 38440, 40269, 41568, 46128, 51960, 53692, 57660, 61504, 67115, 69280, 76880, 80538, 83136, 92256, 103920, 107384, 115320, 134230, 138560, 153760, 161076, 184512, 201345, 207840, 214768, 230640, 268460, 307520, 322152, 402690, 415680, 416113, 429536, 461280, 536920, 644304, 805380, 832226, 859072, 922560, 1073840, 1248339, 1288608, 1610760, 1664452, 2080565, 2147680, 2496678, 2577216, 3221520, 3328904, 4161130, 4295360, 4993356, 6241695, 6443040, 6657808, 8322260, 9986712, 12483390, 12886080, 13315616, 16644520, 19973424, 24966780, 26631232, 33289040, 39946848, 49933560, 66578080, 79893696, 99867120, 133156160, 199734240, 399468480]

約数ペア:

[(1, 399468480), (2, 199734240), (3, 133156160), (4, 99867120), (5, 79893696), (6, 66578080), (8, 49933560), (10, 39946848), (12, 33289040), (15, 26631232), (16, 24966780), (20, 19973424), (24, 16644520), (30, 13315616), (31, 12886080), (32, 12483390), (40, 9986712), (48, 8322260), (60, 6657808), (62, 6443040), (64, 6241695), (80, 4993356), (93, 4295360), (96, 4161130), (120, 3328904), (124, 3221520), (155, 2577216), (160, 2496678), (186, 2147680), (192, 2080565), (240, 1664452), (248, 1610760), (310, 1288608), (320, 1248339), (372, 1073840), (433, 922560), (465, 859072), (480, 832226), (496, 805380), (620, 644304), (744, 536920), (866, 461280), (930, 429536), (960, 416113), (961, 415680), (992, 402690), (1240, 322152), (1299, 307520), (1488, 268460), (1732, 230640), (1860, 214768), (1922, 207840), (1984, 201345), (2165, 184512), (2480, 161076), (2598, 153760), (2883, 138560), (2976, 134230), (3464, 115320), (3720, 107384), (3844, 103920), (4330, 92256), (4805, 83136), (4960, 80538), (5196, 76880), (5766, 69280), (5952, 67115), (6495, 61504), (6928, 57660), (7440, 53692), (7688, 51960), (8660, 46128), (9610, 41568), (9920, 40269), (10392, 38440), (11532, 34640), (12990, 30752), (13423, 29760), (13856, 28830), (14415, 27712), (14880, 26846), (15376, 25980), (17320, 23064), (19220, 20784)]