131018940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{59}}^1\times {\mathrm{73}}^1$

素因数の和:173

約数の個数: 216

約数和(自身を含む): 443635920

約数和(自身を除く): 312616980

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 59, 60, 65, 73, 78, 90, 117, 118, 130, 146, 156, 169, 177, 180, 195, 219, 234, 236, 260, 292, 295, 338, 354, 365, 390, 438, 468, 507, 531, 585, 590, 657, 676, 708, 730, 767, 780, 845, 876, 885, 949, 1014, 1062, 1095, 1170, 1180, 1314, 1460, 1521, 1534, 1690, 1770, 1898, 2028, 2124, 2190, 2301, 2340, 2535, 2628, 2655, 2847, 3042, 3068, 3285, 3380, 3540, 3796, 3835, 4307, 4380, 4602, 4745, 5070, 5310, 5694, 6084, 6570, 6903, 7605, 7670, 8541, 8614, 9204, 9490, 9971, 10140, 10620, 11388, 11505, 12337, 12921, 13140, 13806, 14235, 15210, 15340, 17082, 17228, 18980, 19942, 21535, 23010, 24674, 25842, 27612, 28470, 29913, 30420, 34164, 34515, 37011, 38763, 39884, 42705, 43070, 46020, 49348, 49855, 51684, 55991, 56940, 59826, 61685, 64605, 69030, 74022, 77526, 85410, 86140, 89739, 99710, 111033, 111982, 119652, 123370, 129210, 138060, 148044, 149565, 155052, 167973, 170820, 179478, 185055, 193815, 199420, 222066, 223964, 246740, 258420, 279955, 299130, 335946, 358956, 370110, 387630, 444132, 448695, 503919, 555165, 559910, 598260, 671892, 727883, 740220, 775260, 839865, 897390, 1007838, 1110330, 1119820, 1455766, 1679730, 1794780, 2015676, 2183649, 2220660, 2519595, 2911532, 3359460, 3639415, 4367298, 5039190, 6550947, 7278830, 8734596, 10078380, 10918245, 13101894, 14557660, 21836490, 26203788, 32754735, 43672980, 65509470, 131018940]

約数ペア:

[(1, 131018940), (2, 65509470), (3, 43672980), (4, 32754735), (5, 26203788), (6, 21836490), (9, 14557660), (10, 13101894), (12, 10918245), (13, 10078380), (15, 8734596), (18, 7278830), (20, 6550947), (26, 5039190), (30, 4367298), (36, 3639415), (39, 3359460), (45, 2911532), (52, 2519595), (59, 2220660), (60, 2183649), (65, 2015676), (73, 1794780), (78, 1679730), (90, 1455766), (117, 1119820), (118, 1110330), (130, 1007838), (146, 897390), (156, 839865), (169, 775260), (177, 740220), (180, 727883), (195, 671892), (219, 598260), (234, 559910), (236, 555165), (260, 503919), (292, 448695), (295, 444132), (338, 387630), (354, 370110), (365, 358956), (390, 335946), (438, 299130), (468, 279955), (507, 258420), (531, 246740), (585, 223964), (590, 222066), (657, 199420), (676, 193815), (708, 185055), (730, 179478), (767, 170820), (780, 167973), (845, 155052), (876, 149565), (885, 148044), (949, 138060), (1014, 129210), (1062, 123370), (1095, 119652), (1170, 111982), (1180, 111033), (1314, 99710), (1460, 89739), (1521, 86140), (1534, 85410), (1690, 77526), (1770, 74022), (1898, 69030), (2028, 64605), (2124, 61685), (2190, 59826), (2301, 56940), (2340, 55991), (2535, 51684), (2628, 49855), (2655, 49348), (2847, 46020), (3042, 43070), (3068, 42705), (3285, 39884), (3380, 38763), (3540, 37011), (3796, 34515), (3835, 34164), (4307, 30420), (4380, 29913), (4602, 28470), (4745, 27612), (5070, 25842), (5310, 24674), (5694, 23010), (6084, 21535), (6570, 19942), (6903, 18980), (7605, 17228), (7670, 17082), (8541, 15340), (8614, 15210), (9204, 14235), (9490, 13806), (9971, 13140), (10140, 12921), (10620, 12337), (11388, 11505)]