87515520

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{2399}}^1$

素因数の和:2440

約数の個数: 128

約数和(自身を含む): 293760000

約数和(自身を除く): 206244480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 32, 38, 40, 48, 57, 60, 64, 76, 80, 95, 96, 114, 120, 128, 152, 160, 190, 192, 228, 240, 285, 304, 320, 380, 384, 456, 480, 570, 608, 640, 760, 912, 960, 1140, 1216, 1520, 1824, 1920, 2280, 2399, 2432, 3040, 3648, 4560, 4798, 6080, 7197, 7296, 9120, 9596, 11995, 12160, 14394, 18240, 19192, 23990, 28788, 35985, 36480, 38384, 45581, 47980, 57576, 71970, 76768, 91162, 95960, 115152, 136743, 143940, 153536, 182324, 191920, 227905, 230304, 273486, 287880, 307072, 364648, 383840, 455810, 460608, 546972, 575760, 683715, 729296, 767680, 911620, 921216, 1093944, 1151520, 1367430, 1458592, 1535360, 1823240, 2187888, 2303040, 2734860, 2917184, 3646480, 4375776, 4606080, 5469720, 5834368, 7292960, 8751552, 10939440, 14585920, 17503104, 21878880, 29171840, 43757760, 87515520]

約数ペア:

[(1, 87515520), (2, 43757760), (3, 29171840), (4, 21878880), (5, 17503104), (6, 14585920), (8, 10939440), (10, 8751552), (12, 7292960), (15, 5834368), (16, 5469720), (19, 4606080), (20, 4375776), (24, 3646480), (30, 2917184), (32, 2734860), (38, 2303040), (40, 2187888), (48, 1823240), (57, 1535360), (60, 1458592), (64, 1367430), (76, 1151520), (80, 1093944), (95, 921216), (96, 911620), (114, 767680), (120, 729296), (128, 683715), (152, 575760), (160, 546972), (190, 460608), (192, 455810), (228, 383840), (240, 364648), (285, 307072), (304, 287880), (320, 273486), (380, 230304), (384, 227905), (456, 191920), (480, 182324), (570, 153536), (608, 143940), (640, 136743), (760, 115152), (912, 95960), (960, 91162), (1140, 76768), (1216, 71970), (1520, 57576), (1824, 47980), (1920, 45581), (2280, 38384), (2399, 36480), (2432, 35985), (3040, 28788), (3648, 23990), (4560, 19192), (4798, 18240), (6080, 14394), (7197, 12160), (7296, 11995), (9120, 9596)]