641589984

素因数分解:

$2^5\times 3^6\times 7^1\times {\mathrm{3929}}^1$

素因数の和:3964

約数の個数: 168

約数和(自身を含む): 2164926960

約数和(自身を除く): 1523336976

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 32, 36, 42, 48, 54, 56, 63, 72, 81, 84, 96, 108, 112, 126, 144, 162, 168, 189, 216, 224, 243, 252, 288, 324, 336, 378, 432, 486, 504, 567, 648, 672, 729, 756, 864, 972, 1008, 1134, 1296, 1458, 1512, 1701, 1944, 2016, 2268, 2592, 2916, 3024, 3402, 3888, 3929, 4536, 5103, 5832, 6048, 6804, 7776, 7858, 9072, 10206, 11664, 11787, 13608, 15716, 18144, 20412, 23328, 23574, 27216, 27503, 31432, 35361, 40824, 47148, 54432, 55006, 62864, 70722, 81648, 82509, 94296, 106083, 110012, 125728, 141444, 163296, 165018, 188592, 212166, 220024, 247527, 282888, 318249, 330036, 377184, 424332, 440048, 495054, 565776, 636498, 660072, 742581, 848664, 880096, 954747, 990108, 1131552, 1272996, 1320144, 1485162, 1697328, 1909494, 1980216, 2227743, 2545992, 2640288, 2864241, 2970324, 3394656, 3818988, 3960432, 4455486, 5091984, 5728482, 5940648, 6683229, 7637976, 7920864, 8910972, 10183968, 11456964, 11881296, 13366458, 15275952, 17821944, 20049687, 22913928, 23762592, 26732916, 30551904, 35643888, 40099374, 45827856, 53465832, 71287776, 80198748, 91655712, 106931664, 160397496, 213863328, 320794992, 641589984]

約数ペア:

[(1, 641589984), (2, 320794992), (3, 213863328), (4, 160397496), (6, 106931664), (7, 91655712), (8, 80198748), (9, 71287776), (12, 53465832), (14, 45827856), (16, 40099374), (18, 35643888), (21, 30551904), (24, 26732916), (27, 23762592), (28, 22913928), (32, 20049687), (36, 17821944), (42, 15275952), (48, 13366458), (54, 11881296), (56, 11456964), (63, 10183968), (72, 8910972), (81, 7920864), (84, 7637976), (96, 6683229), (108, 5940648), (112, 5728482), (126, 5091984), (144, 4455486), (162, 3960432), (168, 3818988), (189, 3394656), (216, 2970324), (224, 2864241), (243, 2640288), (252, 2545992), (288, 2227743), (324, 1980216), (336, 1909494), (378, 1697328), (432, 1485162), (486, 1320144), (504, 1272996), (567, 1131552), (648, 990108), (672, 954747), (729, 880096), (756, 848664), (864, 742581), (972, 660072), (1008, 636498), (1134, 565776), (1296, 495054), (1458, 440048), (1512, 424332), (1701, 377184), (1944, 330036), (2016, 318249), (2268, 282888), (2592, 247527), (2916, 220024), (3024, 212166), (3402, 188592), (3888, 165018), (3929, 163296), (4536, 141444), (5103, 125728), (5832, 110012), (6048, 106083), (6804, 94296), (7776, 82509), (7858, 81648), (9072, 70722), (10206, 62864), (11664, 55006), (11787, 54432), (13608, 47148), (15716, 40824), (18144, 35361), (20412, 31432), (23328, 27503), (23574, 27216)]