255665040

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{223}}^1\times {\mathrm{281}}^1$

素因数の和:537

約数の個数: 160

約数和(自身を含む): 845945856

約数和(自身を除く): 590280816

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 34, 40, 48, 51, 60, 68, 80, 85, 102, 120, 136, 170, 204, 223, 240, 255, 272, 281, 340, 408, 446, 510, 562, 669, 680, 816, 843, 892, 1020, 1115, 1124, 1338, 1360, 1405, 1686, 1784, 2040, 2230, 2248, 2676, 2810, 3345, 3372, 3568, 3791, 4080, 4215, 4460, 4496, 4777, 5352, 5620, 6690, 6744, 7582, 8430, 8920, 9554, 10704, 11240, 11373, 13380, 13488, 14331, 15164, 16860, 17840, 18955, 19108, 22480, 22746, 23885, 26760, 28662, 30328, 33720, 37910, 38216, 45492, 47770, 53520, 56865, 57324, 60656, 62663, 67440, 71655, 75820, 76432, 90984, 95540, 113730, 114648, 125326, 143310, 151640, 181968, 187989, 191080, 227460, 229296, 250652, 286620, 303280, 313315, 375978, 382160, 454920, 501304, 573240, 626630, 751956, 909840, 939945, 1002608, 1065271, 1146480, 1253260, 1503912, 1879890, 2130542, 2506520, 3007824, 3195813, 3759780, 4261084, 5013040, 5326355, 6391626, 7519560, 8522168, 10652710, 12783252, 15039120, 15979065, 17044336, 21305420, 25566504, 31958130, 42610840, 51133008, 63916260, 85221680, 127832520, 255665040]

約数ペア:

[(1, 255665040), (2, 127832520), (3, 85221680), (4, 63916260), (5, 51133008), (6, 42610840), (8, 31958130), (10, 25566504), (12, 21305420), (15, 17044336), (16, 15979065), (17, 15039120), (20, 12783252), (24, 10652710), (30, 8522168), (34, 7519560), (40, 6391626), (48, 5326355), (51, 5013040), (60, 4261084), (68, 3759780), (80, 3195813), (85, 3007824), (102, 2506520), (120, 2130542), (136, 1879890), (170, 1503912), (204, 1253260), (223, 1146480), (240, 1065271), (255, 1002608), (272, 939945), (281, 909840), (340, 751956), (408, 626630), (446, 573240), (510, 501304), (562, 454920), (669, 382160), (680, 375978), (816, 313315), (843, 303280), (892, 286620), (1020, 250652), (1115, 229296), (1124, 227460), (1338, 191080), (1360, 187989), (1405, 181968), (1686, 151640), (1784, 143310), (2040, 125326), (2230, 114648), (2248, 113730), (2676, 95540), (2810, 90984), (3345, 76432), (3372, 75820), (3568, 71655), (3791, 67440), (4080, 62663), (4215, 60656), (4460, 57324), (4496, 56865), (4777, 53520), (5352, 47770), (5620, 45492), (6690, 38216), (6744, 37910), (7582, 33720), (8430, 30328), (8920, 28662), (9554, 26760), (10704, 23885), (11240, 22746), (11373, 22480), (13380, 19108), (13488, 18955), (14331, 17840), (15164, 16860)]