143403920

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{1831}}^1$

素因数の和:1944

約数の個数: 80

約数和(自身を含む): 368012160

約数和(自身を除く): 224608240

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 89, 110, 176, 178, 220, 356, 440, 445, 712, 880, 890, 979, 1424, 1780, 1831, 1958, 3560, 3662, 3916, 4895, 7120, 7324, 7832, 9155, 9790, 14648, 15664, 18310, 19580, 20141, 29296, 36620, 39160, 40282, 73240, 78320, 80564, 100705, 146480, 161128, 162959, 201410, 322256, 325918, 402820, 651836, 805640, 814795, 1303672, 1611280, 1629590, 1792549, 2607344, 3259180, 3585098, 6518360, 7170196, 8962745, 13036720, 14340392, 17925490, 28680784, 35850980, 71701960, 143403920]

約数ペア:

[(1, 143403920), (2, 71701960), (4, 35850980), (5, 28680784), (8, 17925490), (10, 14340392), (11, 13036720), (16, 8962745), (20, 7170196), (22, 6518360), (40, 3585098), (44, 3259180), (55, 2607344), (80, 1792549), (88, 1629590), (89, 1611280), (110, 1303672), (176, 814795), (178, 805640), (220, 651836), (356, 402820), (440, 325918), (445, 322256), (712, 201410), (880, 162959), (890, 161128), (979, 146480), (1424, 100705), (1780, 80564), (1831, 78320), (1958, 73240), (3560, 40282), (3662, 39160), (3916, 36620), (4895, 29296), (7120, 20141), (7324, 19580), (7832, 18310), (9155, 15664), (9790, 14648)]