256194960

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{2089}}^1$

素因数の和:2185

約数の個数: 160

約数和(自身を含む): 920536320

約数和(自身を除く): 664341360

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 73, 80, 84, 105, 112, 120, 140, 146, 168, 210, 219, 240, 280, 292, 336, 365, 420, 438, 511, 560, 584, 730, 840, 876, 1022, 1095, 1168, 1460, 1533, 1680, 1752, 2044, 2089, 2190, 2555, 2920, 3066, 3504, 4088, 4178, 4380, 5110, 5840, 6132, 6267, 7665, 8176, 8356, 8760, 10220, 10445, 12264, 12534, 14623, 15330, 16712, 17520, 20440, 20890, 24528, 25068, 29246, 30660, 31335, 33424, 40880, 41780, 43869, 50136, 58492, 61320, 62670, 73115, 83560, 87738, 100272, 116984, 122640, 125340, 146230, 152497, 167120, 175476, 219345, 233968, 250680, 292460, 304994, 350952, 438690, 457491, 501360, 584920, 609988, 701904, 762485, 877380, 914982, 1067479, 1169840, 1219976, 1524970, 1754760, 1829964, 2134958, 2287455, 2439952, 3049940, 3202437, 3509520, 3659928, 4269916, 4574910, 5337395, 6099880, 6404874, 7319856, 8539832, 9149820, 10674790, 12199760, 12809748, 16012185, 17079664, 18299640, 21349580, 25619496, 32024370, 36599280, 42699160, 51238992, 64048740, 85398320, 128097480, 256194960]

約数ペア:

[(1, 256194960), (2, 128097480), (3, 85398320), (4, 64048740), (5, 51238992), (6, 42699160), (7, 36599280), (8, 32024370), (10, 25619496), (12, 21349580), (14, 18299640), (15, 17079664), (16, 16012185), (20, 12809748), (21, 12199760), (24, 10674790), (28, 9149820), (30, 8539832), (35, 7319856), (40, 6404874), (42, 6099880), (48, 5337395), (56, 4574910), (60, 4269916), (70, 3659928), (73, 3509520), (80, 3202437), (84, 3049940), (105, 2439952), (112, 2287455), (120, 2134958), (140, 1829964), (146, 1754760), (168, 1524970), (210, 1219976), (219, 1169840), (240, 1067479), (280, 914982), (292, 877380), (336, 762485), (365, 701904), (420, 609988), (438, 584920), (511, 501360), (560, 457491), (584, 438690), (730, 350952), (840, 304994), (876, 292460), (1022, 250680), (1095, 233968), (1168, 219345), (1460, 175476), (1533, 167120), (1680, 152497), (1752, 146230), (2044, 125340), (2089, 122640), (2190, 116984), (2555, 100272), (2920, 87738), (3066, 83560), (3504, 73115), (4088, 62670), (4178, 61320), (4380, 58492), (5110, 50136), (5840, 43869), (6132, 41780), (6267, 40880), (7665, 33424), (8176, 31335), (8356, 30660), (8760, 29246), (10220, 25068), (10445, 24528), (12264, 20890), (12534, 20440), (14623, 17520), (15330, 16712)]