318369040

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{331}}^1\times {\mathrm{1093}}^1$

素因数の和:1448

約数の個数: 80

約数和(自身を含む): 810680256

約数和(自身を除く): 492311216

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 331, 440, 662, 880, 1093, 1324, 1655, 2186, 2648, 3310, 3641, 4372, 5296, 5465, 6620, 7282, 8744, 10930, 12023, 13240, 14564, 17488, 18205, 21860, 24046, 26480, 29128, 36410, 43720, 48092, 58256, 60115, 72820, 87440, 96184, 120230, 145640, 192368, 240460, 291280, 361783, 480920, 723566, 961840, 1447132, 1808915, 2894264, 3617830, 3979613, 5788528, 7235660, 7959226, 14471320, 15918452, 19898065, 28942640, 31836904, 39796130, 63673808, 79592260, 159184520, 318369040]

約数ペア:

[(1, 318369040), (2, 159184520), (4, 79592260), (5, 63673808), (8, 39796130), (10, 31836904), (11, 28942640), (16, 19898065), (20, 15918452), (22, 14471320), (40, 7959226), (44, 7235660), (55, 5788528), (80, 3979613), (88, 3617830), (110, 2894264), (176, 1808915), (220, 1447132), (331, 961840), (440, 723566), (662, 480920), (880, 361783), (1093, 291280), (1324, 240460), (1655, 192368), (2186, 145640), (2648, 120230), (3310, 96184), (3641, 87440), (4372, 72820), (5296, 60115), (5465, 58256), (6620, 48092), (7282, 43720), (8744, 36410), (10930, 29128), (12023, 26480), (13240, 24046), (14564, 21860), (17488, 18205)]