79613460

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{257}}^1\times {\mathrm{1721}}^1$

素因数の和:1993

約数の個数: 72

約数和(自身を含む): 242574696

約数和(自身を除く): 162961236

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 257, 514, 771, 1028, 1285, 1542, 1721, 2313, 2570, 3084, 3442, 3855, 4626, 5140, 5163, 6884, 7710, 8605, 9252, 10326, 11565, 15420, 15489, 17210, 20652, 23130, 25815, 30978, 34420, 46260, 51630, 61956, 77445, 103260, 154890, 309780, 442297, 884594, 1326891, 1769188, 2211485, 2653782, 3980673, 4422970, 5307564, 6634455, 7961346, 8845940, 13268910, 15922692, 19903365, 26537820, 39806730, 79613460]

約数ペア:

[(1, 79613460), (2, 39806730), (3, 26537820), (4, 19903365), (5, 15922692), (6, 13268910), (9, 8845940), (10, 7961346), (12, 6634455), (15, 5307564), (18, 4422970), (20, 3980673), (30, 2653782), (36, 2211485), (45, 1769188), (60, 1326891), (90, 884594), (180, 442297), (257, 309780), (514, 154890), (771, 103260), (1028, 77445), (1285, 61956), (1542, 51630), (1721, 46260), (2313, 34420), (2570, 30978), (3084, 25815), (3442, 23130), (3855, 20652), (4626, 17210), (5140, 15489), (5163, 15420), (6884, 11565), (7710, 10326), (8605, 9252)]