304727640

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{281}}^1\times {\mathrm{1291}}^1$

素因数の和:1593

約数の個数: 128

約数和(自身を含む): 1049310720

約数和(自身を除く): 744583080

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 281, 420, 562, 840, 843, 1124, 1291, 1405, 1686, 1967, 2248, 2582, 2810, 3372, 3873, 3934, 4215, 5164, 5620, 5901, 6455, 6744, 7746, 7868, 8430, 9037, 9835, 10328, 11240, 11802, 12910, 15492, 15736, 16860, 18074, 19365, 19670, 23604, 25820, 27111, 29505, 30984, 33720, 36148, 38730, 39340, 45185, 47208, 51640, 54222, 59010, 72296, 77460, 78680, 90370, 108444, 118020, 135555, 154920, 180740, 216888, 236040, 271110, 361480, 362771, 542220, 725542, 1084440, 1088313, 1451084, 1813855, 2176626, 2539397, 2902168, 3627710, 4353252, 5078794, 5441565, 7255420, 7618191, 8706504, 10157588, 10883130, 12696985, 14510840, 15236382, 20315176, 21766260, 25393970, 30472764, 38090955, 43532520, 50787940, 60945528, 76181910, 101575880, 152363820, 304727640]

約数ペア:

[(1, 304727640), (2, 152363820), (3, 101575880), (4, 76181910), (5, 60945528), (6, 50787940), (7, 43532520), (8, 38090955), (10, 30472764), (12, 25393970), (14, 21766260), (15, 20315176), (20, 15236382), (21, 14510840), (24, 12696985), (28, 10883130), (30, 10157588), (35, 8706504), (40, 7618191), (42, 7255420), (56, 5441565), (60, 5078794), (70, 4353252), (84, 3627710), (105, 2902168), (120, 2539397), (140, 2176626), (168, 1813855), (210, 1451084), (280, 1088313), (281, 1084440), (420, 725542), (562, 542220), (840, 362771), (843, 361480), (1124, 271110), (1291, 236040), (1405, 216888), (1686, 180740), (1967, 154920), (2248, 135555), (2582, 118020), (2810, 108444), (3372, 90370), (3873, 78680), (3934, 77460), (4215, 72296), (5164, 59010), (5620, 54222), (5901, 51640), (6455, 47208), (6744, 45185), (7746, 39340), (7868, 38730), (8430, 36148), (9037, 33720), (9835, 30984), (10328, 29505), (11240, 27111), (11802, 25820), (12910, 23604), (15492, 19670), (15736, 19365), (16860, 18074)]