4481280

素因数分解:

$2^8\times 3^2\times 5^1\times {\mathrm{389}}^1$

素因数の和:416

約数の個数: 108

約数和(自身を含む): 15544620

約数和(自身を除く): 11063340

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, 389, 480, 576, 640, 720, 768, 778, 960, 1152, 1167, 1280, 1440, 1556, 1920, 1945, 2304, 2334, 2880, 3112, 3501, 3840, 3890, 4668, 5760, 5835, 6224, 7002, 7780, 9336, 11520, 11670, 12448, 14004, 15560, 17505, 18672, 23340, 24896, 28008, 31120, 35010, 37344, 46680, 49792, 56016, 62240, 70020, 74688, 93360, 99584, 112032, 124480, 140040, 149376, 186720, 224064, 248960, 280080, 298752, 373440, 448128, 497920, 560160, 746880, 896256, 1120320, 1493760, 2240640, 4481280]

約数ペア:

[(1, 4481280), (2, 2240640), (3, 1493760), (4, 1120320), (5, 896256), (6, 746880), (8, 560160), (9, 497920), (10, 448128), (12, 373440), (15, 298752), (16, 280080), (18, 248960), (20, 224064), (24, 186720), (30, 149376), (32, 140040), (36, 124480), (40, 112032), (45, 99584), (48, 93360), (60, 74688), (64, 70020), (72, 62240), (80, 56016), (90, 49792), (96, 46680), (120, 37344), (128, 35010), (144, 31120), (160, 28008), (180, 24896), (192, 23340), (240, 18672), (256, 17505), (288, 15560), (320, 14004), (360, 12448), (384, 11670), (389, 11520), (480, 9336), (576, 7780), (640, 7002), (720, 6224), (768, 5835), (778, 5760), (960, 4668), (1152, 3890), (1167, 3840), (1280, 3501), (1440, 3112), (1556, 2880), (1920, 2334), (1945, 2304)]