310997120

素因数分解:

$2^7\times 5^1\times 7^2\times {\mathrm{47}}^1\times {\mathrm{211}}^1$

素因数の和:291

約数の個数: 192

約数和(自身を含む): 887448960

約数和(自身を除く): 576451840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 47, 49, 56, 64, 70, 80, 94, 98, 112, 128, 140, 160, 188, 196, 211, 224, 235, 245, 280, 320, 329, 376, 392, 422, 448, 470, 490, 560, 640, 658, 752, 784, 844, 896, 940, 980, 1055, 1120, 1316, 1477, 1504, 1568, 1645, 1688, 1880, 1960, 2110, 2240, 2303, 2632, 2954, 3008, 3136, 3290, 3376, 3760, 3920, 4220, 4480, 4606, 5264, 5908, 6016, 6272, 6580, 6752, 7385, 7520, 7840, 8440, 9212, 9917, 10339, 10528, 11515, 11816, 13160, 13504, 14770, 15040, 15680, 16880, 18424, 19834, 20678, 21056, 23030, 23632, 26320, 27008, 29540, 30080, 31360, 33760, 36848, 39668, 41356, 42112, 46060, 47264, 49585, 51695, 52640, 59080, 67520, 69419, 73696, 79336, 82712, 92120, 94528, 99170, 103390, 105280, 118160, 135040, 138838, 147392, 158672, 165424, 184240, 189056, 198340, 206780, 210560, 236320, 277676, 294784, 317344, 330848, 347095, 368480, 396680, 413560, 472640, 485933, 555352, 634688, 661696, 694190, 736960, 793360, 827120, 945280, 971866, 1110704, 1269376, 1323392, 1388380, 1473920, 1586720, 1654240, 1943732, 2221408, 2429665, 2776760, 3173440, 3308480, 3887464, 4442816, 4859330, 5553520, 6346880, 6616960, 7774928, 8885632, 9718660, 11107040, 15549856, 19437320, 22214080, 31099712, 38874640, 44428160, 62199424, 77749280, 155498560, 310997120]

約数ペア:

[(1, 310997120), (2, 155498560), (4, 77749280), (5, 62199424), (7, 44428160), (8, 38874640), (10, 31099712), (14, 22214080), (16, 19437320), (20, 15549856), (28, 11107040), (32, 9718660), (35, 8885632), (40, 7774928), (47, 6616960), (49, 6346880), (56, 5553520), (64, 4859330), (70, 4442816), (80, 3887464), (94, 3308480), (98, 3173440), (112, 2776760), (128, 2429665), (140, 2221408), (160, 1943732), (188, 1654240), (196, 1586720), (211, 1473920), (224, 1388380), (235, 1323392), (245, 1269376), (280, 1110704), (320, 971866), (329, 945280), (376, 827120), (392, 793360), (422, 736960), (448, 694190), (470, 661696), (490, 634688), (560, 555352), (640, 485933), (658, 472640), (752, 413560), (784, 396680), (844, 368480), (896, 347095), (940, 330848), (980, 317344), (1055, 294784), (1120, 277676), (1316, 236320), (1477, 210560), (1504, 206780), (1568, 198340), (1645, 189056), (1688, 184240), (1880, 165424), (1960, 158672), (2110, 147392), (2240, 138838), (2303, 135040), (2632, 118160), (2954, 105280), (3008, 103390), (3136, 99170), (3290, 94528), (3376, 92120), (3760, 82712), (3920, 79336), (4220, 73696), (4480, 69419), (4606, 67520), (5264, 59080), (5908, 52640), (6016, 51695), (6272, 49585), (6580, 47264), (6752, 46060), (7385, 42112), (7520, 41356), (7840, 39668), (8440, 36848), (9212, 33760), (9917, 31360), (10339, 30080), (10528, 29540), (11515, 27008), (11816, 26320), (13160, 23632), (13504, 23030), (14770, 21056), (15040, 20678), (15680, 19834), (16880, 18424)]