138496540

素因数分解:

$2^2\times 5^1\times 7^3\times {\mathrm{13}}^1\times {\mathrm{1553}}^1$

素因数の和:1596

約数の個数: 96

約数和(自身を含む): 365500800

約数和(自身を除く): 227004260

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 49, 52, 65, 70, 91, 98, 130, 140, 182, 196, 245, 260, 343, 364, 455, 490, 637, 686, 910, 980, 1274, 1372, 1553, 1715, 1820, 2548, 3106, 3185, 3430, 4459, 6212, 6370, 6860, 7765, 8918, 10871, 12740, 15530, 17836, 20189, 21742, 22295, 31060, 40378, 43484, 44590, 54355, 76097, 80756, 89180, 100945, 108710, 141323, 152194, 201890, 217420, 282646, 304388, 380485, 403780, 532679, 565292, 706615, 760970, 989261, 1065358, 1413230, 1521940, 1978522, 2130716, 2663395, 2826460, 3957044, 4946305, 5326790, 6924827, 9892610, 10653580, 13849654, 19785220, 27699308, 34624135, 69248270, 138496540]

約数ペア:

[(1, 138496540), (2, 69248270), (4, 34624135), (5, 27699308), (7, 19785220), (10, 13849654), (13, 10653580), (14, 9892610), (20, 6924827), (26, 5326790), (28, 4946305), (35, 3957044), (49, 2826460), (52, 2663395), (65, 2130716), (70, 1978522), (91, 1521940), (98, 1413230), (130, 1065358), (140, 989261), (182, 760970), (196, 706615), (245, 565292), (260, 532679), (343, 403780), (364, 380485), (455, 304388), (490, 282646), (637, 217420), (686, 201890), (910, 152194), (980, 141323), (1274, 108710), (1372, 100945), (1553, 89180), (1715, 80756), (1820, 76097), (2548, 54355), (3106, 44590), (3185, 43484), (3430, 40378), (4459, 31060), (6212, 22295), (6370, 21742), (6860, 20189), (7765, 17836), (8918, 15530), (10871, 12740)]