208383240

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{139}}^1$

素因数の和:228

約数の個数: 192

約数和(自身を含む): 700660800

約数和(自身を除く): 492277560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 31, 39, 40, 52, 60, 62, 65, 78, 93, 104, 120, 124, 130, 139, 155, 156, 186, 195, 248, 260, 278, 310, 312, 372, 390, 403, 417, 465, 520, 556, 620, 695, 744, 780, 806, 834, 930, 961, 1112, 1209, 1240, 1390, 1560, 1612, 1668, 1807, 1860, 1922, 2015, 2085, 2418, 2780, 2883, 3224, 3336, 3614, 3720, 3844, 4030, 4170, 4309, 4805, 4836, 5421, 5560, 5766, 6045, 7228, 7688, 8060, 8340, 8618, 9035, 9610, 9672, 10842, 11532, 12090, 12493, 12927, 14415, 14456, 16120, 16680, 17236, 18070, 19220, 21545, 21684, 23064, 24180, 24986, 25854, 27105, 28830, 34472, 36140, 37479, 38440, 43090, 43368, 48360, 49972, 51708, 54210, 56017, 57660, 62465, 64635, 72280, 74958, 86180, 99944, 103416, 108420, 112034, 115320, 124930, 129270, 133579, 149916, 168051, 172360, 187395, 216840, 224068, 249860, 258540, 267158, 280085, 299832, 336102, 374790, 400737, 448136, 499720, 517080, 534316, 560170, 667895, 672204, 749580, 801474, 840255, 1068632, 1120340, 1335790, 1344408, 1499160, 1602948, 1680510, 1736527, 2003685, 2240680, 2671580, 3205896, 3361020, 3473054, 4007370, 5209581, 5343160, 6722040, 6946108, 8014740, 8682635, 10419162, 13892216, 16029480, 17365270, 20838324, 26047905, 34730540, 41676648, 52095810, 69461080, 104191620, 208383240]

約数ペア:

[(1, 208383240), (2, 104191620), (3, 69461080), (4, 52095810), (5, 41676648), (6, 34730540), (8, 26047905), (10, 20838324), (12, 17365270), (13, 16029480), (15, 13892216), (20, 10419162), (24, 8682635), (26, 8014740), (30, 6946108), (31, 6722040), (39, 5343160), (40, 5209581), (52, 4007370), (60, 3473054), (62, 3361020), (65, 3205896), (78, 2671580), (93, 2240680), (104, 2003685), (120, 1736527), (124, 1680510), (130, 1602948), (139, 1499160), (155, 1344408), (156, 1335790), (186, 1120340), (195, 1068632), (248, 840255), (260, 801474), (278, 749580), (310, 672204), (312, 667895), (372, 560170), (390, 534316), (403, 517080), (417, 499720), (465, 448136), (520, 400737), (556, 374790), (620, 336102), (695, 299832), (744, 280085), (780, 267158), (806, 258540), (834, 249860), (930, 224068), (961, 216840), (1112, 187395), (1209, 172360), (1240, 168051), (1390, 149916), (1560, 133579), (1612, 129270), (1668, 124930), (1807, 115320), (1860, 112034), (1922, 108420), (2015, 103416), (2085, 99944), (2418, 86180), (2780, 74958), (2883, 72280), (3224, 64635), (3336, 62465), (3614, 57660), (3720, 56017), (3844, 54210), (4030, 51708), (4170, 49972), (4309, 48360), (4805, 43368), (4836, 43090), (5421, 38440), (5560, 37479), (5766, 36140), (6045, 34472), (7228, 28830), (7688, 27105), (8060, 25854), (8340, 24986), (8618, 24180), (9035, 23064), (9610, 21684), (9672, 21545), (10842, 19220), (11532, 18070), (12090, 17236), (12493, 16680), (12927, 16120), (14415, 14456)]