28961280

素因数分解:

$2^9\times 3^3\times 5^1\times {\mathrm{419}}^1$

素因数の和:451

約数の個数: 160

約数和(自身を含む): 103118400

約数和(自身を除く): 74157120

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 90, 96, 108, 120, 128, 135, 144, 160, 180, 192, 216, 240, 256, 270, 288, 320, 360, 384, 419, 432, 480, 512, 540, 576, 640, 720, 768, 838, 864, 960, 1080, 1152, 1257, 1280, 1440, 1536, 1676, 1728, 1920, 2095, 2160, 2304, 2514, 2560, 2880, 3352, 3456, 3771, 3840, 4190, 4320, 4608, 5028, 5760, 6285, 6704, 6912, 7542, 7680, 8380, 8640, 10056, 11313, 11520, 12570, 13408, 13824, 15084, 16760, 17280, 18855, 20112, 22626, 23040, 25140, 26816, 30168, 33520, 34560, 37710, 40224, 45252, 50280, 53632, 56565, 60336, 67040, 69120, 75420, 80448, 90504, 100560, 107264, 113130, 120672, 134080, 150840, 160896, 181008, 201120, 214528, 226260, 241344, 268160, 301680, 321792, 362016, 402240, 452520, 482688, 536320, 603360, 643584, 724032, 804480, 905040, 965376, 1072640, 1206720, 1448064, 1608960, 1810080, 1930752, 2413440, 2896128, 3217920, 3620160, 4826880, 5792256, 7240320, 9653760, 14480640, 28961280]

約数ペア:

[(1, 28961280), (2, 14480640), (3, 9653760), (4, 7240320), (5, 5792256), (6, 4826880), (8, 3620160), (9, 3217920), (10, 2896128), (12, 2413440), (15, 1930752), (16, 1810080), (18, 1608960), (20, 1448064), (24, 1206720), (27, 1072640), (30, 965376), (32, 905040), (36, 804480), (40, 724032), (45, 643584), (48, 603360), (54, 536320), (60, 482688), (64, 452520), (72, 402240), (80, 362016), (90, 321792), (96, 301680), (108, 268160), (120, 241344), (128, 226260), (135, 214528), (144, 201120), (160, 181008), (180, 160896), (192, 150840), (216, 134080), (240, 120672), (256, 113130), (270, 107264), (288, 100560), (320, 90504), (360, 80448), (384, 75420), (419, 69120), (432, 67040), (480, 60336), (512, 56565), (540, 53632), (576, 50280), (640, 45252), (720, 40224), (768, 37710), (838, 34560), (864, 33520), (960, 30168), (1080, 26816), (1152, 25140), (1257, 23040), (1280, 22626), (1440, 20112), (1536, 18855), (1676, 17280), (1728, 16760), (1920, 15084), (2095, 13824), (2160, 13408), (2304, 12570), (2514, 11520), (2560, 11313), (2880, 10056), (3352, 8640), (3456, 8380), (3771, 7680), (3840, 7542), (4190, 6912), (4320, 6704), (4608, 6285), (5028, 5760)]