163878260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{709}}^1$

素因数の和:865

約数の個数: 96

約数和(自身を含む): 427499520

約数和(自身を除く): 263621260

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 127, 130, 140, 182, 254, 260, 364, 455, 508, 635, 709, 889, 910, 1270, 1418, 1651, 1778, 1820, 2540, 2836, 3302, 3545, 3556, 4445, 4963, 6604, 7090, 8255, 8890, 9217, 9926, 11557, 14180, 16510, 17780, 18434, 19852, 23114, 24815, 33020, 36868, 46085, 46228, 49630, 57785, 64519, 90043, 92170, 99260, 115570, 129038, 180086, 184340, 231140, 258076, 322595, 360172, 450215, 630301, 645190, 900430, 1170559, 1260602, 1290380, 1800860, 2341118, 2521204, 3151505, 4682236, 5852795, 6303010, 8193913, 11705590, 12606020, 16387826, 23411180, 32775652, 40969565, 81939130, 163878260]

約数ペア:

[(1, 163878260), (2, 81939130), (4, 40969565), (5, 32775652), (7, 23411180), (10, 16387826), (13, 12606020), (14, 11705590), (20, 8193913), (26, 6303010), (28, 5852795), (35, 4682236), (52, 3151505), (65, 2521204), (70, 2341118), (91, 1800860), (127, 1290380), (130, 1260602), (140, 1170559), (182, 900430), (254, 645190), (260, 630301), (364, 450215), (455, 360172), (508, 322595), (635, 258076), (709, 231140), (889, 184340), (910, 180086), (1270, 129038), (1418, 115570), (1651, 99260), (1778, 92170), (1820, 90043), (2540, 64519), (2836, 57785), (3302, 49630), (3545, 46228), (3556, 46085), (4445, 36868), (4963, 33020), (6604, 24815), (7090, 23114), (8255, 19852), (8890, 18434), (9217, 17780), (9926, 16510), (11557, 14180)]