209334320

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{151}}^1$

素因数の和:251

約数の個数: 160

約数和(自身を含む): 557297664

約数和(自身を除く): 347963344

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 31, 40, 43, 52, 62, 65, 80, 86, 104, 124, 130, 151, 155, 172, 208, 215, 248, 260, 302, 310, 344, 403, 430, 496, 520, 559, 604, 620, 688, 755, 806, 860, 1040, 1118, 1208, 1240, 1333, 1510, 1612, 1720, 1963, 2015, 2236, 2416, 2480, 2666, 2795, 3020, 3224, 3440, 3926, 4030, 4472, 4681, 5332, 5590, 6040, 6448, 6493, 6665, 7852, 8060, 8944, 9362, 9815, 10664, 11180, 12080, 12986, 13330, 15704, 16120, 17329, 18724, 19630, 21328, 22360, 23405, 25972, 26660, 31408, 32240, 32465, 34658, 37448, 39260, 44720, 46810, 51944, 53320, 60853, 64930, 69316, 74896, 78520, 84409, 86645, 93620, 103888, 106640, 121706, 129860, 138632, 157040, 168818, 173290, 187240, 201283, 243412, 259720, 277264, 304265, 337636, 346580, 374480, 402566, 422045, 486824, 519440, 608530, 675272, 693160, 805132, 844090, 973648, 1006415, 1217060, 1350544, 1386320, 1610264, 1688180, 2012830, 2434120, 2616679, 3220528, 3376360, 4025660, 4868240, 5233358, 6752720, 8051320, 10466716, 13083395, 16102640, 20933432, 26166790, 41866864, 52333580, 104667160, 209334320]

約数ペア:

[(1, 209334320), (2, 104667160), (4, 52333580), (5, 41866864), (8, 26166790), (10, 20933432), (13, 16102640), (16, 13083395), (20, 10466716), (26, 8051320), (31, 6752720), (40, 5233358), (43, 4868240), (52, 4025660), (62, 3376360), (65, 3220528), (80, 2616679), (86, 2434120), (104, 2012830), (124, 1688180), (130, 1610264), (151, 1386320), (155, 1350544), (172, 1217060), (208, 1006415), (215, 973648), (248, 844090), (260, 805132), (302, 693160), (310, 675272), (344, 608530), (403, 519440), (430, 486824), (496, 422045), (520, 402566), (559, 374480), (604, 346580), (620, 337636), (688, 304265), (755, 277264), (806, 259720), (860, 243412), (1040, 201283), (1118, 187240), (1208, 173290), (1240, 168818), (1333, 157040), (1510, 138632), (1612, 129860), (1720, 121706), (1963, 106640), (2015, 103888), (2236, 93620), (2416, 86645), (2480, 84409), (2666, 78520), (2795, 74896), (3020, 69316), (3224, 64930), (3440, 60853), (3926, 53320), (4030, 51944), (4472, 46810), (4681, 44720), (5332, 39260), (5590, 37448), (6040, 34658), (6448, 32465), (6493, 32240), (6665, 31408), (7852, 26660), (8060, 25972), (8944, 23405), (9362, 22360), (9815, 21328), (10664, 19630), (11180, 18724), (12080, 17329), (12986, 16120), (13330, 15704)]