74174520

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{227}}^1\times {\mathrm{389}}^1$

素因数の和:637

約数の個数: 128

約数和(自身を含む): 256089600

約数和(自身を除く): 181915080

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, 140, 168, 210, 227, 280, 389, 420, 454, 681, 778, 840, 908, 1135, 1167, 1362, 1556, 1589, 1816, 1945, 2270, 2334, 2723, 2724, 3112, 3178, 3405, 3890, 4540, 4668, 4767, 5446, 5448, 5835, 6356, 6810, 7780, 7945, 8169, 9080, 9336, 9534, 10892, 11670, 12712, 13615, 13620, 15560, 15890, 16338, 19068, 21784, 23340, 23835, 27230, 27240, 31780, 32676, 38136, 40845, 46680, 47670, 54460, 63560, 65352, 81690, 88303, 95340, 108920, 163380, 176606, 190680, 264909, 326760, 353212, 441515, 529818, 618121, 706424, 883030, 1059636, 1236242, 1324545, 1766060, 1854363, 2119272, 2472484, 2649090, 3090605, 3532120, 3708726, 4944968, 5298180, 6181210, 7417452, 9271815, 10596360, 12362420, 14834904, 18543630, 24724840, 37087260, 74174520]

約数ペア:

[(1, 74174520), (2, 37087260), (3, 24724840), (4, 18543630), (5, 14834904), (6, 12362420), (7, 10596360), (8, 9271815), (10, 7417452), (12, 6181210), (14, 5298180), (15, 4944968), (20, 3708726), (21, 3532120), (24, 3090605), (28, 2649090), (30, 2472484), (35, 2119272), (40, 1854363), (42, 1766060), (56, 1324545), (60, 1236242), (70, 1059636), (84, 883030), (105, 706424), (120, 618121), (140, 529818), (168, 441515), (210, 353212), (227, 326760), (280, 264909), (389, 190680), (420, 176606), (454, 163380), (681, 108920), (778, 95340), (840, 88303), (908, 81690), (1135, 65352), (1167, 63560), (1362, 54460), (1556, 47670), (1589, 46680), (1816, 40845), (1945, 38136), (2270, 32676), (2334, 31780), (2723, 27240), (2724, 27230), (3112, 23835), (3178, 23340), (3405, 21784), (3890, 19068), (4540, 16338), (4668, 15890), (4767, 15560), (5446, 13620), (5448, 13615), (5835, 12712), (6356, 11670), (6810, 10892), (7780, 9534), (7945, 9336), (8169, 9080)]