312881280

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{1831}}^1$

素因数の和:1942

約数の個数: 128

約数和(自身を含む): 1009065600

約数和(自身を除く): 696184320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 89, 96, 120, 128, 160, 178, 192, 240, 267, 320, 356, 384, 445, 480, 534, 640, 712, 890, 960, 1068, 1335, 1424, 1780, 1831, 1920, 2136, 2670, 2848, 3560, 3662, 4272, 5340, 5493, 5696, 7120, 7324, 8544, 9155, 10680, 10986, 11392, 14240, 14648, 17088, 18310, 21360, 21972, 27465, 28480, 29296, 34176, 36620, 42720, 43944, 54930, 56960, 58592, 73240, 85440, 87888, 109860, 117184, 146480, 162959, 170880, 175776, 219720, 234368, 292960, 325918, 351552, 439440, 488877, 585920, 651836, 703104, 814795, 878880, 977754, 1171840, 1303672, 1629590, 1757760, 1955508, 2444385, 2607344, 3259180, 3515520, 3911016, 4888770, 5214688, 6518360, 7822032, 9777540, 10429376, 13036720, 15644064, 19555080, 20858752, 26073440, 31288128, 39110160, 52146880, 62576256, 78220320, 104293760, 156440640, 312881280]

約数ペア:

[(1, 312881280), (2, 156440640), (3, 104293760), (4, 78220320), (5, 62576256), (6, 52146880), (8, 39110160), (10, 31288128), (12, 26073440), (15, 20858752), (16, 19555080), (20, 15644064), (24, 13036720), (30, 10429376), (32, 9777540), (40, 7822032), (48, 6518360), (60, 5214688), (64, 4888770), (80, 3911016), (89, 3515520), (96, 3259180), (120, 2607344), (128, 2444385), (160, 1955508), (178, 1757760), (192, 1629590), (240, 1303672), (267, 1171840), (320, 977754), (356, 878880), (384, 814795), (445, 703104), (480, 651836), (534, 585920), (640, 488877), (712, 439440), (890, 351552), (960, 325918), (1068, 292960), (1335, 234368), (1424, 219720), (1780, 175776), (1831, 170880), (1920, 162959), (2136, 146480), (2670, 117184), (2848, 109860), (3560, 87888), (3662, 85440), (4272, 73240), (5340, 58592), (5493, 56960), (5696, 54930), (7120, 43944), (7324, 42720), (8544, 36620), (9155, 34176), (10680, 29296), (10986, 28480), (11392, 27465), (14240, 21972), (14648, 21360), (17088, 18310)]