664839840

素因数分解:

$2^5\times 3^1\times 5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{1229}}^1$

素因数の和:1284

約数の個数: 288

約数和(自身を含む): 2544151680

約数和(自身を除く): 1879311840

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 23, 24, 28, 30, 32, 35, 40, 42, 46, 48, 49, 56, 60, 69, 70, 80, 84, 92, 96, 98, 105, 112, 115, 120, 138, 140, 147, 160, 161, 168, 184, 196, 210, 224, 230, 240, 245, 276, 280, 294, 322, 336, 345, 368, 392, 420, 460, 480, 483, 490, 552, 560, 588, 644, 672, 690, 735, 736, 784, 805, 840, 920, 966, 980, 1104, 1120, 1127, 1176, 1229, 1288, 1380, 1470, 1568, 1610, 1680, 1840, 1932, 1960, 2208, 2254, 2352, 2415, 2458, 2576, 2760, 2940, 3220, 3360, 3381, 3680, 3687, 3864, 3920, 4508, 4704, 4830, 4916, 5152, 5520, 5635, 5880, 6145, 6440, 6762, 7374, 7728, 7840, 8603, 9016, 9660, 9832, 11040, 11270, 11760, 12290, 12880, 13524, 14748, 15456, 16905, 17206, 18032, 18435, 19320, 19664, 22540, 23520, 24580, 25760, 25809, 27048, 28267, 29496, 33810, 34412, 36064, 36870, 38640, 39328, 43015, 45080, 49160, 51618, 54096, 56534, 58992, 60221, 67620, 68824, 73740, 77280, 84801, 86030, 90160, 98320, 103236, 108192, 113068, 117984, 120442, 129045, 135240, 137648, 141335, 147480, 169602, 172060, 180320, 180663, 196640, 197869, 206472, 226136, 240884, 258090, 270480, 275296, 282670, 294960, 301105, 339204, 344120, 361326, 395738, 412944, 424005, 452272, 481768, 516180, 540960, 565340, 589920, 593607, 602210, 678408, 688240, 722652, 791476, 825888, 848010, 903315, 904544, 963536, 989345, 1032360, 1130680, 1187214, 1204420, 1356816, 1376480, 1385083, 1445304, 1582952, 1696020, 1806630, 1927072, 1978690, 2064720, 2261360, 2374428, 2408840, 2713632, 2770166, 2890608, 2968035, 3165904, 3392040, 3613260, 3957380, 4129440, 4155249, 4522720, 4748856, 4817680, 5540332, 5781216, 5936070, 6331808, 6784080, 6925415, 7226520, 7914760, 8310498, 9497712, 9635360, 11080664, 11872140, 13568160, 13850830, 14453040, 15829520, 16620996, 18995424, 20776245, 22161328, 23744280, 27701660, 28906080, 31659040, 33241992, 41552490, 44322656, 47488560, 55403320, 66483984, 83104980, 94977120, 110806640, 132967968, 166209960, 221613280, 332419920, 664839840]

約数ペア:

[(1, 664839840), (2, 332419920), (3, 221613280), (4, 166209960), (5, 132967968), (6, 110806640), (7, 94977120), (8, 83104980), (10, 66483984), (12, 55403320), (14, 47488560), (15, 44322656), (16, 41552490), (20, 33241992), (21, 31659040), (23, 28906080), (24, 27701660), (28, 23744280), (30, 22161328), (32, 20776245), (35, 18995424), (40, 16620996), (42, 15829520), (46, 14453040), (48, 13850830), (49, 13568160), (56, 11872140), (60, 11080664), (69, 9635360), (70, 9497712), (80, 8310498), (84, 7914760), (92, 7226520), (96, 6925415), (98, 6784080), (105, 6331808), (112, 5936070), (115, 5781216), (120, 5540332), (138, 4817680), (140, 4748856), (147, 4522720), (160, 4155249), (161, 4129440), (168, 3957380), (184, 3613260), (196, 3392040), (210, 3165904), (224, 2968035), (230, 2890608), (240, 2770166), (245, 2713632), (276, 2408840), (280, 2374428), (294, 2261360), (322, 2064720), (336, 1978690), (345, 1927072), (368, 1806630), (392, 1696020), (420, 1582952), (460, 1445304), (480, 1385083), (483, 1376480), (490, 1356816), (552, 1204420), (560, 1187214), (588, 1130680), (644, 1032360), (672, 989345), (690, 963536), (735, 904544), (736, 903315), (784, 848010), (805, 825888), (840, 791476), (920, 722652), (966, 688240), (980, 678408), (1104, 602210), (1120, 593607), (1127, 589920), (1176, 565340), (1229, 540960), (1288, 516180), (1380, 481768), (1470, 452272), (1568, 424005), (1610, 412944), (1680, 395738), (1840, 361326), (1932, 344120), (1960, 339204), (2208, 301105), (2254, 294960), (2352, 282670), (2415, 275296), (2458, 270480), (2576, 258090), (2760, 240884), (2940, 226136), (3220, 206472), (3360, 197869), (3381, 196640), (3680, 180663), (3687, 180320), (3864, 172060), (3920, 169602), (4508, 147480), (4704, 141335), (4830, 137648), (4916, 135240), (5152, 129045), (5520, 120442), (5635, 117984), (5880, 113068), (6145, 108192), (6440, 103236), (6762, 98320), (7374, 90160), (7728, 86030), (7840, 84801), (8603, 77280), (9016, 73740), (9660, 68824), (9832, 67620), (11040, 60221), (11270, 58992), (11760, 56534), (12290, 54096), (12880, 51618), (13524, 49160), (14748, 45080), (15456, 43015), (16905, 39328), (17206, 38640), (18032, 36870), (18435, 36064), (19320, 34412), (19664, 33810), (22540, 29496), (23520, 28267), (24580, 27048), (25760, 25809)]