641089920

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{10771}}^1$

素因数の和:10824

約数の個数: 128

約数和(自身を含む): 2109588480

約数和(自身を除く): 1468498560

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, 128, 155, 160, 186, 192, 240, 248, 310, 320, 372, 384, 465, 480, 496, 620, 640, 744, 930, 960, 992, 1240, 1488, 1860, 1920, 1984, 2480, 2976, 3720, 3968, 4960, 5952, 7440, 9920, 10771, 11904, 14880, 19840, 21542, 29760, 32313, 43084, 53855, 59520, 64626, 86168, 107710, 129252, 161565, 172336, 215420, 258504, 323130, 333901, 344672, 430840, 517008, 646260, 667802, 689344, 861680, 1001703, 1034016, 1292520, 1335604, 1378688, 1669505, 1723360, 2003406, 2068032, 2585040, 2671208, 3339010, 3446720, 4006812, 4136064, 5008515, 5170080, 5342416, 6678020, 6893440, 8013624, 10017030, 10340160, 10684832, 13356040, 16027248, 20034060, 20680320, 21369664, 26712080, 32054496, 40068120, 42739328, 53424160, 64108992, 80136240, 106848320, 128217984, 160272480, 213696640, 320544960, 641089920]

約数ペア:

[(1, 641089920), (2, 320544960), (3, 213696640), (4, 160272480), (5, 128217984), (6, 106848320), (8, 80136240), (10, 64108992), (12, 53424160), (15, 42739328), (16, 40068120), (20, 32054496), (24, 26712080), (30, 21369664), (31, 20680320), (32, 20034060), (40, 16027248), (48, 13356040), (60, 10684832), (62, 10340160), (64, 10017030), (80, 8013624), (93, 6893440), (96, 6678020), (120, 5342416), (124, 5170080), (128, 5008515), (155, 4136064), (160, 4006812), (186, 3446720), (192, 3339010), (240, 2671208), (248, 2585040), (310, 2068032), (320, 2003406), (372, 1723360), (384, 1669505), (465, 1378688), (480, 1335604), (496, 1292520), (620, 1034016), (640, 1001703), (744, 861680), (930, 689344), (960, 667802), (992, 646260), (1240, 517008), (1488, 430840), (1860, 344672), (1920, 333901), (1984, 323130), (2480, 258504), (2976, 215420), (3720, 172336), (3968, 161565), (4960, 129252), (5952, 107710), (7440, 86168), (9920, 64626), (10771, 59520), (11904, 53855), (14880, 43084), (19840, 32313), (21542, 29760)]