206826420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^2\times {\mathrm{211}}^1$

素因数の和:302

約数の個数: 144

約数和(自身を含む): 636600384

約数和(自身を除く): 429773964

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 31, 34, 51, 60, 62, 68, 85, 93, 102, 124, 155, 170, 186, 204, 211, 255, 310, 340, 372, 422, 465, 510, 527, 620, 633, 844, 930, 961, 1020, 1054, 1055, 1266, 1581, 1860, 1922, 2108, 2110, 2532, 2635, 2883, 3162, 3165, 3587, 3844, 4220, 4805, 5270, 5766, 6324, 6330, 6541, 7174, 7905, 9610, 10540, 10761, 11532, 12660, 13082, 14348, 14415, 15810, 16337, 17935, 19220, 19623, 21522, 26164, 28830, 31620, 32674, 32705, 35870, 39246, 43044, 49011, 53805, 57660, 65348, 65410, 71740, 78492, 81685, 98022, 98115, 107610, 111197, 130820, 163370, 196044, 196230, 202771, 215220, 222394, 245055, 326740, 333591, 392460, 405542, 444788, 490110, 555985, 608313, 667182, 811084, 980220, 1013855, 1111970, 1216626, 1334364, 1667955, 2027710, 2223940, 2433252, 3041565, 3335910, 3447107, 4055420, 6083130, 6671820, 6894214, 10341321, 12166260, 13788428, 17235535, 20682642, 34471070, 41365284, 51706605, 68942140, 103413210, 206826420]

約数ペア:

[(1, 206826420), (2, 103413210), (3, 68942140), (4, 51706605), (5, 41365284), (6, 34471070), (10, 20682642), (12, 17235535), (15, 13788428), (17, 12166260), (20, 10341321), (30, 6894214), (31, 6671820), (34, 6083130), (51, 4055420), (60, 3447107), (62, 3335910), (68, 3041565), (85, 2433252), (93, 2223940), (102, 2027710), (124, 1667955), (155, 1334364), (170, 1216626), (186, 1111970), (204, 1013855), (211, 980220), (255, 811084), (310, 667182), (340, 608313), (372, 555985), (422, 490110), (465, 444788), (510, 405542), (527, 392460), (620, 333591), (633, 326740), (844, 245055), (930, 222394), (961, 215220), (1020, 202771), (1054, 196230), (1055, 196044), (1266, 163370), (1581, 130820), (1860, 111197), (1922, 107610), (2108, 98115), (2110, 98022), (2532, 81685), (2635, 78492), (2883, 71740), (3162, 65410), (3165, 65348), (3587, 57660), (3844, 53805), (4220, 49011), (4805, 43044), (5270, 39246), (5766, 35870), (6324, 32705), (6330, 32674), (6541, 31620), (7174, 28830), (7905, 26164), (9610, 21522), (10540, 19623), (10761, 19220), (11532, 17935), (12660, 16337), (13082, 15810), (14348, 14415)]