202195980

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{149}}^1\times {\mathrm{359}}^1$

素因数の和:533

約数の個数: 192

約数和(自身を含む): 725760000

約数和(自身を除く): 523564020

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 54, 60, 63, 70, 84, 90, 105, 108, 126, 135, 140, 149, 180, 189, 210, 252, 270, 298, 315, 359, 378, 420, 447, 540, 596, 630, 718, 745, 756, 894, 945, 1043, 1077, 1260, 1341, 1436, 1490, 1788, 1795, 1890, 2086, 2154, 2235, 2513, 2682, 2980, 3129, 3231, 3590, 3780, 4023, 4172, 4308, 4470, 5026, 5215, 5364, 5385, 6258, 6462, 6705, 7180, 7539, 8046, 8940, 9387, 9693, 10052, 10430, 10770, 12516, 12565, 12924, 13410, 15078, 15645, 16092, 16155, 18774, 19386, 20115, 20860, 21540, 22617, 25130, 26820, 28161, 30156, 31290, 32310, 37548, 37695, 38772, 40230, 45234, 46935, 48465, 50260, 53491, 56322, 62580, 64620, 67851, 75390, 80460, 90468, 93870, 96930, 106982, 112644, 113085, 135702, 140805, 150780, 160473, 187740, 193860, 213964, 226170, 267455, 271404, 281610, 320946, 339255, 374437, 452340, 481419, 534910, 563220, 641892, 678510, 748874, 802365, 962838, 1069820, 1123311, 1357020, 1444257, 1497748, 1604730, 1872185, 1925676, 2246622, 2407095, 2888514, 3209460, 3369933, 3744370, 4493244, 4814190, 5616555, 5777028, 6739866, 7221285, 7488740, 9628380, 10109799, 11233110, 13479732, 14442570, 16849665, 20219598, 22466220, 28885140, 33699330, 40439196, 50548995, 67398660, 101097990, 202195980]

約数ペア:

[(1, 202195980), (2, 101097990), (3, 67398660), (4, 50548995), (5, 40439196), (6, 33699330), (7, 28885140), (9, 22466220), (10, 20219598), (12, 16849665), (14, 14442570), (15, 13479732), (18, 11233110), (20, 10109799), (21, 9628380), (27, 7488740), (28, 7221285), (30, 6739866), (35, 5777028), (36, 5616555), (42, 4814190), (45, 4493244), (54, 3744370), (60, 3369933), (63, 3209460), (70, 2888514), (84, 2407095), (90, 2246622), (105, 1925676), (108, 1872185), (126, 1604730), (135, 1497748), (140, 1444257), (149, 1357020), (180, 1123311), (189, 1069820), (210, 962838), (252, 802365), (270, 748874), (298, 678510), (315, 641892), (359, 563220), (378, 534910), (420, 481419), (447, 452340), (540, 374437), (596, 339255), (630, 320946), (718, 281610), (745, 271404), (756, 267455), (894, 226170), (945, 213964), (1043, 193860), (1077, 187740), (1260, 160473), (1341, 150780), (1436, 140805), (1490, 135702), (1788, 113085), (1795, 112644), (1890, 106982), (2086, 96930), (2154, 93870), (2235, 90468), (2513, 80460), (2682, 75390), (2980, 67851), (3129, 64620), (3231, 62580), (3590, 56322), (3780, 53491), (4023, 50260), (4172, 48465), (4308, 46935), (4470, 45234), (5026, 40230), (5215, 38772), (5364, 37695), (5385, 37548), (6258, 32310), (6462, 31290), (6705, 30156), (7180, 28161), (7539, 26820), (8046, 25130), (8940, 22617), (9387, 21540), (9693, 20860), (10052, 20115), (10430, 19386), (10770, 18774), (12516, 16155), (12565, 16092), (12924, 15645), (13410, 15078)]