312574860

素因数分解:

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

素因数の和:229

約数の個数: 216

約数和(自身を含む): 1062668880

約数和(自身を除く): 750094020

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 31, 36, 39, 45, 52, 60, 62, 65, 78, 90, 93, 117, 124, 130, 139, 155, 156, 180, 186, 195, 234, 260, 278, 279, 310, 372, 390, 403, 417, 465, 468, 556, 558, 585, 620, 695, 780, 806, 834, 930, 961, 1116, 1170, 1209, 1251, 1390, 1395, 1612, 1668, 1807, 1860, 1922, 2015, 2085, 2340, 2418, 2502, 2780, 2790, 2883, 3614, 3627, 3844, 4030, 4170, 4309, 4805, 4836, 5004, 5421, 5580, 5766, 6045, 6255, 7228, 7254, 8060, 8340, 8618, 8649, 9035, 9610, 10842, 11532, 12090, 12493, 12510, 12927, 14415, 14508, 16263, 17236, 17298, 18070, 18135, 19220, 21545, 21684, 24180, 24986, 25020, 25854, 27105, 28830, 32526, 34596, 36140, 36270, 37479, 38781, 43090, 43245, 49972, 51708, 54210, 56017, 57660, 62465, 64635, 65052, 72540, 74958, 77562, 81315, 86180, 86490, 108420, 112034, 112437, 124930, 129270, 133579, 149916, 155124, 162630, 168051, 172980, 187395, 193905, 224068, 224874, 249860, 258540, 267158, 280085, 325260, 336102, 374790, 387810, 400737, 449748, 504153, 534316, 560170, 562185, 667895, 672204, 749580, 775620, 801474, 840255, 1008306, 1120340, 1124370, 1202211, 1335790, 1602948, 1680510, 1736527, 2003685, 2016612, 2248740, 2404422, 2520765, 2671580, 3361020, 3473054, 4007370, 4808844, 5041530, 5209581, 6011055, 6946108, 8014740, 8682635, 10083060, 10419162, 12022110, 15628743, 17365270, 20838324, 24044220, 26047905, 31257486, 34730540, 52095810, 62514972, 78143715, 104191620, 156287430, 312574860]

約数ペア:

[(1, 312574860), (2, 156287430), (3, 104191620), (4, 78143715), (5, 62514972), (6, 52095810), (9, 34730540), (10, 31257486), (12, 26047905), (13, 24044220), (15, 20838324), (18, 17365270), (20, 15628743), (26, 12022110), (30, 10419162), (31, 10083060), (36, 8682635), (39, 8014740), (45, 6946108), (52, 6011055), (60, 5209581), (62, 5041530), (65, 4808844), (78, 4007370), (90, 3473054), (93, 3361020), (117, 2671580), (124, 2520765), (130, 2404422), (139, 2248740), (155, 2016612), (156, 2003685), (180, 1736527), (186, 1680510), (195, 1602948), (234, 1335790), (260, 1202211), (278, 1124370), (279, 1120340), (310, 1008306), (372, 840255), (390, 801474), (403, 775620), (417, 749580), (465, 672204), (468, 667895), (556, 562185), (558, 560170), (585, 534316), (620, 504153), (695, 449748), (780, 400737), (806, 387810), (834, 374790), (930, 336102), (961, 325260), (1116, 280085), (1170, 267158), (1209, 258540), (1251, 249860), (1390, 224874), (1395, 224068), (1612, 193905), (1668, 187395), (1807, 172980), (1860, 168051), (1922, 162630), (2015, 155124), (2085, 149916), (2340, 133579), (2418, 129270), (2502, 124930), (2780, 112437), (2790, 112034), (2883, 108420), (3614, 86490), (3627, 86180), (3844, 81315), (4030, 77562), (4170, 74958), (4309, 72540), (4805, 65052), (4836, 64635), (5004, 62465), (5421, 57660), (5580, 56017), (5766, 54210), (6045, 51708), (6255, 49972), (7228, 43245), (7254, 43090), (8060, 38781), (8340, 37479), (8618, 36270), (8649, 36140), (9035, 34596), (9610, 32526), (10842, 28830), (11532, 27105), (12090, 25854), (12493, 25020), (12510, 24986), (12927, 24180), (14415, 21684), (14508, 21545), (16263, 19220), (17236, 18135), (17298, 18070)]