231421320

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{311}}^1$

素因数の和:397

約数の個数: 256

約数和(自身を含む): 849139200

約数和(自身を除く): 617717880

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, 53, 54, 60, 65, 72, 78, 90, 104, 106, 108, 117, 120, 130, 135, 156, 159, 180, 195, 212, 216, 234, 260, 265, 270, 311, 312, 318, 351, 360, 390, 424, 468, 477, 520, 530, 540, 585, 622, 636, 689, 702, 780, 795, 933, 936, 954, 1060, 1080, 1170, 1244, 1272, 1378, 1404, 1431, 1555, 1560, 1590, 1755, 1866, 1908, 2067, 2120, 2340, 2385, 2488, 2756, 2799, 2808, 2862, 3110, 3180, 3445, 3510, 3732, 3816, 4043, 4134, 4665, 4680, 4770, 5512, 5598, 5724, 6201, 6220, 6360, 6890, 7020, 7155, 7464, 8086, 8268, 8397, 9330, 9540, 10335, 11196, 11448, 12129, 12402, 12440, 13780, 13995, 14040, 14310, 16172, 16483, 16536, 16794, 18603, 18660, 19080, 20215, 20670, 22392, 24258, 24804, 27560, 27990, 28620, 31005, 32344, 32966, 33588, 36387, 37206, 37320, 40430, 41340, 41985, 48516, 49449, 49608, 55980, 57240, 60645, 62010, 65932, 67176, 72774, 74412, 80860, 82415, 82680, 83970, 93015, 97032, 98898, 109161, 111960, 121290, 124020, 131864, 145548, 148347, 148824, 161720, 164830, 167940, 181935, 186030, 197796, 214279, 218322, 242580, 247245, 248040, 291096, 296694, 329660, 335880, 363870, 372060, 395592, 428558, 436644, 445041, 485160, 494490, 545805, 593388, 642837, 659320, 727740, 741735, 744120, 857116, 873288, 890082, 988980, 1071395, 1091610, 1186776, 1285674, 1455480, 1483470, 1714232, 1780164, 1928511, 1977960, 2142790, 2183220, 2225205, 2571348, 2966940, 3214185, 3560328, 3857022, 4285580, 4366440, 4450410, 5142696, 5785533, 5933880, 6428370, 7714044, 8571160, 8900820, 9642555, 11571066, 12856740, 15428088, 17801640, 19285110, 23142132, 25713480, 28927665, 38570220, 46284264, 57855330, 77140440, 115710660, 231421320]

約数ペア:

[(1, 231421320), (2, 115710660), (3, 77140440), (4, 57855330), (5, 46284264), (6, 38570220), (8, 28927665), (9, 25713480), (10, 23142132), (12, 19285110), (13, 17801640), (15, 15428088), (18, 12856740), (20, 11571066), (24, 9642555), (26, 8900820), (27, 8571160), (30, 7714044), (36, 6428370), (39, 5933880), (40, 5785533), (45, 5142696), (52, 4450410), (53, 4366440), (54, 4285580), (60, 3857022), (65, 3560328), (72, 3214185), (78, 2966940), (90, 2571348), (104, 2225205), (106, 2183220), (108, 2142790), (117, 1977960), (120, 1928511), (130, 1780164), (135, 1714232), (156, 1483470), (159, 1455480), (180, 1285674), (195, 1186776), (212, 1091610), (216, 1071395), (234, 988980), (260, 890082), (265, 873288), (270, 857116), (311, 744120), (312, 741735), (318, 727740), (351, 659320), (360, 642837), (390, 593388), (424, 545805), (468, 494490), (477, 485160), (520, 445041), (530, 436644), (540, 428558), (585, 395592), (622, 372060), (636, 363870), (689, 335880), (702, 329660), (780, 296694), (795, 291096), (933, 248040), (936, 247245), (954, 242580), (1060, 218322), (1080, 214279), (1170, 197796), (1244, 186030), (1272, 181935), (1378, 167940), (1404, 164830), (1431, 161720), (1555, 148824), (1560, 148347), (1590, 145548), (1755, 131864), (1866, 124020), (1908, 121290), (2067, 111960), (2120, 109161), (2340, 98898), (2385, 97032), (2488, 93015), (2756, 83970), (2799, 82680), (2808, 82415), (2862, 80860), (3110, 74412), (3180, 72774), (3445, 67176), (3510, 65932), (3732, 62010), (3816, 60645), (4043, 57240), (4134, 55980), (4665, 49608), (4680, 49449), (4770, 48516), (5512, 41985), (5598, 41340), (5724, 40430), (6201, 37320), (6220, 37206), (6360, 36387), (6890, 33588), (7020, 32966), (7155, 32344), (7464, 31005), (8086, 28620), (8268, 27990), (8397, 27560), (9330, 24804), (9540, 24258), (10335, 22392), (11196, 20670), (11448, 20215), (12129, 19080), (12402, 18660), (12440, 18603), (13780, 16794), (13995, 16536), (14040, 16483), (14310, 16172)]