143338720

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{47}}^1\times {\mathrm{389}}^1$

素因数の和:465

約数の個数: 144

約数和(自身を含む): 403341120

約数和(自身を除く): 260002400

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 47, 49, 56, 70, 80, 94, 98, 112, 140, 160, 188, 196, 224, 235, 245, 280, 329, 376, 389, 392, 470, 490, 560, 658, 752, 778, 784, 940, 980, 1120, 1316, 1504, 1556, 1568, 1645, 1880, 1945, 1960, 2303, 2632, 2723, 3112, 3290, 3760, 3890, 3920, 4606, 5264, 5446, 6224, 6580, 7520, 7780, 7840, 9212, 10528, 10892, 11515, 12448, 13160, 13615, 15560, 18283, 18424, 19061, 21784, 23030, 26320, 27230, 31120, 36566, 36848, 38122, 43568, 46060, 52640, 54460, 62240, 73132, 73696, 76244, 87136, 91415, 92120, 95305, 108920, 127981, 146264, 152488, 182830, 184240, 190610, 217840, 255962, 292528, 304976, 365660, 368480, 381220, 435680, 511924, 585056, 609952, 639905, 731320, 762440, 895867, 1023848, 1279810, 1462640, 1524880, 1791734, 2047696, 2559620, 2925280, 3049760, 3583468, 4095392, 4479335, 5119240, 7166936, 8958670, 10238480, 14333872, 17917340, 20476960, 28667744, 35834680, 71669360, 143338720]

約数ペア:

[(1, 143338720), (2, 71669360), (4, 35834680), (5, 28667744), (7, 20476960), (8, 17917340), (10, 14333872), (14, 10238480), (16, 8958670), (20, 7166936), (28, 5119240), (32, 4479335), (35, 4095392), (40, 3583468), (47, 3049760), (49, 2925280), (56, 2559620), (70, 2047696), (80, 1791734), (94, 1524880), (98, 1462640), (112, 1279810), (140, 1023848), (160, 895867), (188, 762440), (196, 731320), (224, 639905), (235, 609952), (245, 585056), (280, 511924), (329, 435680), (376, 381220), (389, 368480), (392, 365660), (470, 304976), (490, 292528), (560, 255962), (658, 217840), (752, 190610), (778, 184240), (784, 182830), (940, 152488), (980, 146264), (1120, 127981), (1316, 108920), (1504, 95305), (1556, 92120), (1568, 91415), (1645, 87136), (1880, 76244), (1945, 73696), (1960, 73132), (2303, 62240), (2632, 54460), (2723, 52640), (3112, 46060), (3290, 43568), (3760, 38122), (3890, 36848), (3920, 36566), (4606, 31120), (5264, 27230), (5446, 26320), (6224, 23030), (6580, 21784), (7520, 19061), (7780, 18424), (7840, 18283), (9212, 15560), (10528, 13615), (10892, 13160), (11515, 12448)]