1620080640

素因数分解:

$2^{11}\times 3^2\times 5^1\times {\mathrm{17579}}^1$

素因数の和:17612

約数の個数: 144

約数和(自身を含む): 5615227800

約数和(自身を除く): 3995147160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 128, 144, 160, 180, 192, 240, 256, 288, 320, 360, 384, 480, 512, 576, 640, 720, 768, 960, 1024, 1152, 1280, 1440, 1536, 1920, 2048, 2304, 2560, 2880, 3072, 3840, 4608, 5120, 5760, 6144, 7680, 9216, 10240, 11520, 15360, 17579, 18432, 23040, 30720, 35158, 46080, 52737, 70316, 87895, 92160, 105474, 140632, 158211, 175790, 210948, 263685, 281264, 316422, 351580, 421896, 527370, 562528, 632844, 703160, 791055, 843792, 1054740, 1125056, 1265688, 1406320, 1582110, 1687584, 2109480, 2250112, 2531376, 2812640, 3164220, 3375168, 4218960, 4500224, 5062752, 5625280, 6328440, 6750336, 8437920, 9000448, 10125504, 11250560, 12656880, 13500672, 16875840, 18000896, 20251008, 22501120, 25313760, 27001344, 33751680, 36001792, 40502016, 45002240, 50627520, 54002688, 67503360, 81004032, 90004480, 101255040, 108005376, 135006720, 162008064, 180008960, 202510080, 270013440, 324016128, 405020160, 540026880, 810040320, 1620080640]

約数ペア:

[(1, 1620080640), (2, 810040320), (3, 540026880), (4, 405020160), (5, 324016128), (6, 270013440), (8, 202510080), (9, 180008960), (10, 162008064), (12, 135006720), (15, 108005376), (16, 101255040), (18, 90004480), (20, 81004032), (24, 67503360), (30, 54002688), (32, 50627520), (36, 45002240), (40, 40502016), (45, 36001792), (48, 33751680), (60, 27001344), (64, 25313760), (72, 22501120), (80, 20251008), (90, 18000896), (96, 16875840), (120, 13500672), (128, 12656880), (144, 11250560), (160, 10125504), (180, 9000448), (192, 8437920), (240, 6750336), (256, 6328440), (288, 5625280), (320, 5062752), (360, 4500224), (384, 4218960), (480, 3375168), (512, 3164220), (576, 2812640), (640, 2531376), (720, 2250112), (768, 2109480), (960, 1687584), (1024, 1582110), (1152, 1406320), (1280, 1265688), (1440, 1125056), (1536, 1054740), (1920, 843792), (2048, 791055), (2304, 703160), (2560, 632844), (2880, 562528), (3072, 527370), (3840, 421896), (4608, 351580), (5120, 316422), (5760, 281264), (6144, 263685), (7680, 210948), (9216, 175790), (10240, 158211), (11520, 140632), (15360, 105474), (17579, 92160), (18432, 87895), (23040, 70316), (30720, 52737), (35158, 46080)]