248690520

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17713}}^1$

素因数の和:17746

約数の個数: 128

約数和(自身を含む): 892785600

約数和(自身を除く): 644095080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 27, 30, 36, 39, 40, 45, 52, 54, 60, 65, 72, 78, 90, 104, 108, 117, 120, 130, 135, 156, 180, 195, 216, 234, 260, 270, 312, 351, 360, 390, 468, 520, 540, 585, 702, 780, 936, 1080, 1170, 1404, 1560, 1755, 2340, 2808, 3510, 4680, 7020, 14040, 17713, 35426, 53139, 70852, 88565, 106278, 141704, 159417, 177130, 212556, 230269, 265695, 318834, 354260, 425112, 460538, 478251, 531390, 637668, 690807, 708520, 797085, 921076, 956502, 1062780, 1151345, 1275336, 1381614, 1594170, 1842152, 1913004, 2072421, 2125560, 2302690, 2391255, 2763228, 3188340, 3454035, 3826008, 4144842, 4605380, 4782510, 5526456, 6217263, 6376680, 6908070, 8289684, 9210760, 9565020, 10362105, 12434526, 13816140, 16579368, 19130040, 20724210, 24869052, 27632280, 31086315, 41448420, 49738104, 62172630, 82896840, 124345260, 248690520]

約数ペア:

[(1, 248690520), (2, 124345260), (3, 82896840), (4, 62172630), (5, 49738104), (6, 41448420), (8, 31086315), (9, 27632280), (10, 24869052), (12, 20724210), (13, 19130040), (15, 16579368), (18, 13816140), (20, 12434526), (24, 10362105), (26, 9565020), (27, 9210760), (30, 8289684), (36, 6908070), (39, 6376680), (40, 6217263), (45, 5526456), (52, 4782510), (54, 4605380), (60, 4144842), (65, 3826008), (72, 3454035), (78, 3188340), (90, 2763228), (104, 2391255), (108, 2302690), (117, 2125560), (120, 2072421), (130, 1913004), (135, 1842152), (156, 1594170), (180, 1381614), (195, 1275336), (216, 1151345), (234, 1062780), (260, 956502), (270, 921076), (312, 797085), (351, 708520), (360, 690807), (390, 637668), (468, 531390), (520, 478251), (540, 460538), (585, 425112), (702, 354260), (780, 318834), (936, 265695), (1080, 230269), (1170, 212556), (1404, 177130), (1560, 159417), (1755, 141704), (2340, 106278), (2808, 88565), (3510, 70852), (4680, 53139), (7020, 35426), (14040, 17713)]