240659820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1$

素因数の和:165

約数の個数: 288

約数和(自身を含む): 830269440

約数和(自身を除く): 589609620

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 30, 31, 34, 36, 43, 45, 51, 59, 60, 62, 68, 85, 86, 90, 93, 102, 118, 124, 129, 153, 155, 170, 172, 177, 180, 186, 204, 215, 236, 255, 258, 279, 295, 306, 310, 340, 354, 372, 387, 430, 465, 510, 516, 527, 531, 558, 590, 612, 620, 645, 708, 731, 765, 774, 860, 885, 930, 1003, 1020, 1054, 1062, 1116, 1180, 1290, 1333, 1395, 1462, 1530, 1548, 1581, 1770, 1829, 1860, 1935, 2006, 2108, 2124, 2193, 2537, 2580, 2635, 2655, 2666, 2790, 2924, 3009, 3060, 3162, 3540, 3655, 3658, 3870, 3999, 4012, 4386, 4743, 5015, 5074, 5270, 5310, 5332, 5487, 5580, 6018, 6324, 6579, 6665, 7310, 7316, 7611, 7740, 7905, 7998, 8772, 9027, 9145, 9486, 10030, 10148, 10540, 10620, 10965, 10974, 11997, 12036, 12685, 13158, 13330, 14620, 15045, 15222, 15810, 15996, 16461, 18054, 18290, 18972, 19995, 20060, 21930, 21948, 22661, 22833, 23715, 23994, 25370, 26316, 26660, 27435, 30090, 30444, 31093, 31620, 32895, 32922, 36108, 36580, 38055, 39990, 43129, 43860, 45135, 45322, 45666, 47430, 47988, 50740, 54870, 59985, 60180, 62186, 65790, 65844, 67983, 76110, 78647, 79980, 82305, 86258, 90270, 90644, 91332, 93279, 94860, 109740, 113305, 114165, 119970, 124372, 129387, 131580, 135966, 152220, 155465, 157294, 164610, 172516, 180540, 186558, 203949, 215645, 226610, 228330, 235941, 239940, 258774, 271932, 279837, 310930, 314588, 329220, 339915, 373116, 388161, 393235, 407898, 431290, 453220, 456660, 466395, 471882, 517548, 559674, 621860, 646935, 679830, 707823, 776322, 786470, 815796, 862580, 932790, 943764, 1019745, 1119348, 1179705, 1293870, 1336999, 1359660, 1399185, 1415646, 1552644, 1572940, 1865580, 1940805, 2039490, 2359410, 2587740, 2673998, 2798370, 2831292, 3539115, 3881610, 4010997, 4078980, 4718820, 5347996, 5596740, 6684995, 7078230, 7763220, 8021994, 12032991, 13369990, 14156460, 16043988, 20054985, 24065982, 26739980, 40109970, 48131964, 60164955, 80219940, 120329910, 240659820]

約数ペア:

[(1, 240659820), (2, 120329910), (3, 80219940), (4, 60164955), (5, 48131964), (6, 40109970), (9, 26739980), (10, 24065982), (12, 20054985), (15, 16043988), (17, 14156460), (18, 13369990), (20, 12032991), (30, 8021994), (31, 7763220), (34, 7078230), (36, 6684995), (43, 5596740), (45, 5347996), (51, 4718820), (59, 4078980), (60, 4010997), (62, 3881610), (68, 3539115), (85, 2831292), (86, 2798370), (90, 2673998), (93, 2587740), (102, 2359410), (118, 2039490), (124, 1940805), (129, 1865580), (153, 1572940), (155, 1552644), (170, 1415646), (172, 1399185), (177, 1359660), (180, 1336999), (186, 1293870), (204, 1179705), (215, 1119348), (236, 1019745), (255, 943764), (258, 932790), (279, 862580), (295, 815796), (306, 786470), (310, 776322), (340, 707823), (354, 679830), (372, 646935), (387, 621860), (430, 559674), (465, 517548), (510, 471882), (516, 466395), (527, 456660), (531, 453220), (558, 431290), (590, 407898), (612, 393235), (620, 388161), (645, 373116), (708, 339915), (731, 329220), (765, 314588), (774, 310930), (860, 279837), (885, 271932), (930, 258774), (1003, 239940), (1020, 235941), (1054, 228330), (1062, 226610), (1116, 215645), (1180, 203949), (1290, 186558), (1333, 180540), (1395, 172516), (1462, 164610), (1530, 157294), (1548, 155465), (1581, 152220), (1770, 135966), (1829, 131580), (1860, 129387), (1935, 124372), (2006, 119970), (2108, 114165), (2124, 113305), (2193, 109740), (2537, 94860), (2580, 93279), (2635, 91332), (2655, 90644), (2666, 90270), (2790, 86258), (2924, 82305), (3009, 79980), (3060, 78647), (3162, 76110), (3540, 67983), (3655, 65844), (3658, 65790), (3870, 62186), (3999, 60180), (4012, 59985), (4386, 54870), (4743, 50740), (5015, 47988), (5074, 47430), (5270, 45666), (5310, 45322), (5332, 45135), (5487, 43860), (5580, 43129), (6018, 39990), (6324, 38055), (6579, 36580), (6665, 36108), (7310, 32922), (7316, 32895), (7611, 31620), (7740, 31093), (7905, 30444), (7998, 30090), (8772, 27435), (9027, 26660), (9145, 26316), (9486, 25370), (10030, 23994), (10148, 23715), (10540, 22833), (10620, 22661), (10965, 21948), (10974, 21930), (11997, 20060), (12036, 19995), (12685, 18972), (13158, 18290), (13330, 18054), (14620, 16461), (15045, 15996), (15222, 15810)]