308889280

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{1889}}^1$

素因数の和:1986

約数の個数: 112

約数和(自身を含む): 852586560

約数和(自身を除く): 543697280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 73, 80, 112, 140, 146, 160, 224, 280, 292, 320, 365, 448, 511, 560, 584, 730, 1022, 1120, 1168, 1460, 1889, 2044, 2240, 2336, 2555, 2920, 3778, 4088, 4672, 5110, 5840, 7556, 8176, 9445, 10220, 11680, 13223, 15112, 16352, 18890, 20440, 23360, 26446, 30224, 32704, 37780, 40880, 52892, 60448, 66115, 75560, 81760, 105784, 120896, 132230, 137897, 151120, 163520, 211568, 264460, 275794, 302240, 423136, 528920, 551588, 604480, 689485, 846272, 965279, 1057840, 1103176, 1378970, 1930558, 2115680, 2206352, 2757940, 3861116, 4231360, 4412704, 4826395, 5515880, 7722232, 8825408, 9652790, 11031760, 15444464, 19305580, 22063520, 30888928, 38611160, 44127040, 61777856, 77222320, 154444640, 308889280]

約数ペア:

[(1, 308889280), (2, 154444640), (4, 77222320), (5, 61777856), (7, 44127040), (8, 38611160), (10, 30888928), (14, 22063520), (16, 19305580), (20, 15444464), (28, 11031760), (32, 9652790), (35, 8825408), (40, 7722232), (56, 5515880), (64, 4826395), (70, 4412704), (73, 4231360), (80, 3861116), (112, 2757940), (140, 2206352), (146, 2115680), (160, 1930558), (224, 1378970), (280, 1103176), (292, 1057840), (320, 965279), (365, 846272), (448, 689485), (511, 604480), (560, 551588), (584, 528920), (730, 423136), (1022, 302240), (1120, 275794), (1168, 264460), (1460, 211568), (1889, 163520), (2044, 151120), (2240, 137897), (2336, 132230), (2555, 120896), (2920, 105784), (3778, 81760), (4088, 75560), (4672, 66115), (5110, 60448), (5840, 52892), (7556, 40880), (8176, 37780), (9445, 32704), (10220, 30224), (11680, 26446), (13223, 23360), (15112, 20440), (16352, 18890)]