319294920

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{593}}^1\times {\mathrm{641}}^1$

素因数の和:1255

約数の個数: 128

約数和(自身を含む): 1098282240

約数和(自身を除く): 778987320

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, 420, 593, 641, 840, 1186, 1282, 1779, 1923, 2372, 2564, 2965, 3205, 3558, 3846, 4151, 4487, 4744, 5128, 5930, 6410, 7116, 7692, 8302, 8895, 8974, 9615, 11860, 12453, 12820, 13461, 14232, 15384, 16604, 17790, 17948, 19230, 20755, 22435, 23720, 24906, 25640, 26922, 33208, 35580, 35896, 38460, 41510, 44870, 49812, 53844, 62265, 67305, 71160, 76920, 83020, 89740, 99624, 107688, 124530, 134610, 166040, 179480, 249060, 269220, 380113, 498120, 538440, 760226, 1140339, 1520452, 1900565, 2280678, 2660791, 3040904, 3801130, 4561356, 5321582, 5701695, 7602260, 7982373, 9122712, 10643164, 11403390, 13303955, 15204520, 15964746, 21286328, 22806780, 26607910, 31929492, 39911865, 45613560, 53215820, 63858984, 79823730, 106431640, 159647460, 319294920]

約数ペア:

[(1, 319294920), (2, 159647460), (3, 106431640), (4, 79823730), (5, 63858984), (6, 53215820), (7, 45613560), (8, 39911865), (10, 31929492), (12, 26607910), (14, 22806780), (15, 21286328), (20, 15964746), (21, 15204520), (24, 13303955), (28, 11403390), (30, 10643164), (35, 9122712), (40, 7982373), (42, 7602260), (56, 5701695), (60, 5321582), (70, 4561356), (84, 3801130), (105, 3040904), (120, 2660791), (140, 2280678), (168, 1900565), (210, 1520452), (280, 1140339), (420, 760226), (593, 538440), (641, 498120), (840, 380113), (1186, 269220), (1282, 249060), (1779, 179480), (1923, 166040), (2372, 134610), (2564, 124530), (2965, 107688), (3205, 99624), (3558, 89740), (3846, 83020), (4151, 76920), (4487, 71160), (4744, 67305), (5128, 62265), (5930, 53844), (6410, 49812), (7116, 44870), (7692, 41510), (8302, 38460), (8895, 35896), (8974, 35580), (9615, 33208), (11860, 26922), (12453, 25640), (12820, 24906), (13461, 23720), (14232, 22435), (15384, 20755), (16604, 19230), (17790, 17948)]