253979040

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{269}}^1\times {\mathrm{281}}^1$

素因数の和:575

約数の個数: 192

約数和(自身を含む): 920989440

約数和(自身を除く): 667010400

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 70, 80, 84, 96, 105, 112, 120, 140, 160, 168, 210, 224, 240, 269, 280, 281, 336, 420, 480, 538, 560, 562, 672, 807, 840, 843, 1076, 1120, 1124, 1345, 1405, 1614, 1680, 1686, 1883, 1967, 2152, 2248, 2690, 2810, 3228, 3360, 3372, 3766, 3934, 4035, 4215, 4304, 4496, 5380, 5620, 5649, 5901, 6456, 6744, 7532, 7868, 8070, 8430, 8608, 8992, 9415, 9835, 10760, 11240, 11298, 11802, 12912, 13488, 15064, 15736, 16140, 16860, 18830, 19670, 21520, 22480, 22596, 23604, 25824, 26976, 28245, 29505, 30128, 31472, 32280, 33720, 37660, 39340, 43040, 44960, 45192, 47208, 56490, 59010, 60256, 62944, 64560, 67440, 75320, 75589, 78680, 90384, 94416, 112980, 118020, 129120, 134880, 150640, 151178, 157360, 180768, 188832, 225960, 226767, 236040, 301280, 302356, 314720, 377945, 451920, 453534, 472080, 529123, 604712, 755890, 903840, 907068, 944160, 1058246, 1133835, 1209424, 1511780, 1587369, 1814136, 2116492, 2267670, 2418848, 2645615, 3023560, 3174738, 3628272, 4232984, 4535340, 5291230, 6047120, 6349476, 7256544, 7936845, 8465968, 9070680, 10582460, 12094240, 12698952, 15873690, 16931936, 18141360, 21164920, 25397904, 31747380, 36282720, 42329840, 50795808, 63494760, 84659680, 126989520, 253979040]

約数ペア:

[(1, 253979040), (2, 126989520), (3, 84659680), (4, 63494760), (5, 50795808), (6, 42329840), (7, 36282720), (8, 31747380), (10, 25397904), (12, 21164920), (14, 18141360), (15, 16931936), (16, 15873690), (20, 12698952), (21, 12094240), (24, 10582460), (28, 9070680), (30, 8465968), (32, 7936845), (35, 7256544), (40, 6349476), (42, 6047120), (48, 5291230), (56, 4535340), (60, 4232984), (70, 3628272), (80, 3174738), (84, 3023560), (96, 2645615), (105, 2418848), (112, 2267670), (120, 2116492), (140, 1814136), (160, 1587369), (168, 1511780), (210, 1209424), (224, 1133835), (240, 1058246), (269, 944160), (280, 907068), (281, 903840), (336, 755890), (420, 604712), (480, 529123), (538, 472080), (560, 453534), (562, 451920), (672, 377945), (807, 314720), (840, 302356), (843, 301280), (1076, 236040), (1120, 226767), (1124, 225960), (1345, 188832), (1405, 180768), (1614, 157360), (1680, 151178), (1686, 150640), (1883, 134880), (1967, 129120), (2152, 118020), (2248, 112980), (2690, 94416), (2810, 90384), (3228, 78680), (3360, 75589), (3372, 75320), (3766, 67440), (3934, 64560), (4035, 62944), (4215, 60256), (4304, 59010), (4496, 56490), (5380, 47208), (5620, 45192), (5649, 44960), (5901, 43040), (6456, 39340), (6744, 37660), (7532, 33720), (7868, 32280), (8070, 31472), (8430, 30128), (8608, 29505), (8992, 28245), (9415, 26976), (9835, 25824), (10760, 23604), (11240, 22596), (11298, 22480), (11802, 21520), (12912, 19670), (13488, 18830), (15064, 16860), (15736, 16140)]