304965440

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{73309}}^1$

素因数の和:73339

約数の個数: 56

約数和(自身を含む): 782071080

約数和(自身を除く): 477105640

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 130, 160, 208, 260, 320, 416, 520, 832, 1040, 2080, 4160, 73309, 146618, 293236, 366545, 586472, 733090, 953017, 1172944, 1466180, 1906034, 2345888, 2932360, 3812068, 4691776, 4765085, 5864720, 7624136, 9530170, 11729440, 15248272, 19060340, 23458880, 30496544, 38120680, 60993088, 76241360, 152482720, 304965440]

約数ペア:

[(1, 304965440), (2, 152482720), (4, 76241360), (5, 60993088), (8, 38120680), (10, 30496544), (13, 23458880), (16, 19060340), (20, 15248272), (26, 11729440), (32, 9530170), (40, 7624136), (52, 5864720), (64, 4765085), (65, 4691776), (80, 3812068), (104, 2932360), (130, 2345888), (160, 1906034), (208, 1466180), (260, 1172944), (320, 953017), (416, 733090), (520, 586472), (832, 366545), (1040, 293236), (2080, 146618), (4160, 73309)]