140505840

素因数分解:

$2^4\times 3^4\times 5^1\times {\mathrm{21683}}^1$

素因数の和:21708

約数の個数: 100

約数和(自身を含む): 488020104

約数和(自身を除く): 347514264

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 81, 90, 108, 120, 135, 144, 162, 180, 216, 240, 270, 324, 360, 405, 432, 540, 648, 720, 810, 1080, 1296, 1620, 2160, 3240, 6480, 21683, 43366, 65049, 86732, 108415, 130098, 173464, 195147, 216830, 260196, 325245, 346928, 390294, 433660, 520392, 585441, 650490, 780588, 867320, 975735, 1040784, 1170882, 1300980, 1561176, 1734640, 1756323, 1951470, 2341764, 2601960, 2927205, 3122352, 3512646, 3902940, 4683528, 5203920, 5854410, 7025292, 7805880, 8781615, 9367056, 11708820, 14050584, 15611760, 17563230, 23417640, 28101168, 35126460, 46835280, 70252920, 140505840]

約数ペア:

[(1, 140505840), (2, 70252920), (3, 46835280), (4, 35126460), (5, 28101168), (6, 23417640), (8, 17563230), (9, 15611760), (10, 14050584), (12, 11708820), (15, 9367056), (16, 8781615), (18, 7805880), (20, 7025292), (24, 5854410), (27, 5203920), (30, 4683528), (36, 3902940), (40, 3512646), (45, 3122352), (48, 2927205), (54, 2601960), (60, 2341764), (72, 1951470), (80, 1756323), (81, 1734640), (90, 1561176), (108, 1300980), (120, 1170882), (135, 1040784), (144, 975735), (162, 867320), (180, 780588), (216, 650490), (240, 585441), (270, 520392), (324, 433660), (360, 390294), (405, 346928), (432, 325245), (540, 260196), (648, 216830), (720, 195147), (810, 173464), (1080, 130098), (1296, 108415), (1620, 86732), (2160, 65049), (3240, 43366), (6480, 21683)]