742476840

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{6359}}^1$

素因数の和:6519

約数の個数: 128

約数和(自身を含む): 2564352000

約数和(自身を除く): 1821875160

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, 139, 140, 168, 210, 278, 280, 417, 420, 556, 695, 834, 840, 973, 1112, 1390, 1668, 1946, 2085, 2780, 2919, 3336, 3892, 4170, 4865, 5560, 5838, 6359, 7784, 8340, 9730, 11676, 12718, 14595, 16680, 19077, 19460, 23352, 25436, 29190, 31795, 38154, 38920, 44513, 50872, 58380, 63590, 76308, 89026, 95385, 116760, 127180, 133539, 152616, 178052, 190770, 222565, 254360, 267078, 356104, 381540, 445130, 534156, 667695, 763080, 883901, 890260, 1068312, 1335390, 1767802, 1780520, 2651703, 2670780, 3535604, 4419505, 5303406, 5341560, 6187307, 7071208, 8839010, 10606812, 12374614, 13258515, 17678020, 18561921, 21213624, 24749228, 26517030, 30936535, 35356040, 37123842, 49498456, 53034060, 61873070, 74247684, 92809605, 106068120, 123746140, 148495368, 185619210, 247492280, 371238420, 742476840]

約数ペア:

[(1, 742476840), (2, 371238420), (3, 247492280), (4, 185619210), (5, 148495368), (6, 123746140), (7, 106068120), (8, 92809605), (10, 74247684), (12, 61873070), (14, 53034060), (15, 49498456), (20, 37123842), (21, 35356040), (24, 30936535), (28, 26517030), (30, 24749228), (35, 21213624), (40, 18561921), (42, 17678020), (56, 13258515), (60, 12374614), (70, 10606812), (84, 8839010), (105, 7071208), (120, 6187307), (139, 5341560), (140, 5303406), (168, 4419505), (210, 3535604), (278, 2670780), (280, 2651703), (417, 1780520), (420, 1767802), (556, 1335390), (695, 1068312), (834, 890260), (840, 883901), (973, 763080), (1112, 667695), (1390, 534156), (1668, 445130), (1946, 381540), (2085, 356104), (2780, 267078), (2919, 254360), (3336, 222565), (3892, 190770), (4170, 178052), (4865, 152616), (5560, 133539), (5838, 127180), (6359, 116760), (7784, 95385), (8340, 89026), (9730, 76308), (11676, 63590), (12718, 58380), (14595, 50872), (16680, 44513), (19077, 38920), (19460, 38154), (23352, 31795), (25436, 29190)]