2521655040

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{656681}}^1$

素因数の和:656705

約数の個数: 72

約数和(自身を含む): 8053548048

約数和(自身を除く): 5531893008

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 256, 320, 384, 480, 640, 768, 960, 1280, 1920, 3840, 656681, 1313362, 1970043, 2626724, 3283405, 3940086, 5253448, 6566810, 7880172, 9850215, 10506896, 13133620, 15760344, 19700430, 21013792, 26267240, 31520688, 39400860, 42027584, 52534480, 63041376, 78801720, 84055168, 105068960, 126082752, 157603440, 168110336, 210137920, 252165504, 315206880, 420275840, 504331008, 630413760, 840551680, 1260827520, 2521655040]

約数ペア:

[(1, 2521655040), (2, 1260827520), (3, 840551680), (4, 630413760), (5, 504331008), (6, 420275840), (8, 315206880), (10, 252165504), (12, 210137920), (15, 168110336), (16, 157603440), (20, 126082752), (24, 105068960), (30, 84055168), (32, 78801720), (40, 63041376), (48, 52534480), (60, 42027584), (64, 39400860), (80, 31520688), (96, 26267240), (120, 21013792), (128, 19700430), (160, 15760344), (192, 13133620), (240, 10506896), (256, 9850215), (320, 7880172), (384, 6566810), (480, 5253448), (640, 3940086), (768, 3283405), (960, 2626724), (1280, 1970043), (1920, 1313362), (3840, 656681)]