61155720

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{257}}^1\times {\mathrm{661}}^1$

素因数の和:935

約数の個数: 96

約数和(自身を含む): 199831320

約数和(自身を除く): 138675600

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 257, 360, 514, 661, 771, 1028, 1285, 1322, 1542, 1983, 2056, 2313, 2570, 2644, 3084, 3305, 3855, 3966, 4626, 5140, 5288, 5949, 6168, 6610, 7710, 7932, 9252, 9915, 10280, 11565, 11898, 13220, 15420, 15864, 18504, 19830, 23130, 23796, 26440, 29745, 30840, 39660, 46260, 47592, 59490, 79320, 92520, 118980, 169877, 237960, 339754, 509631, 679508, 849385, 1019262, 1359016, 1528893, 1698770, 2038524, 2548155, 3057786, 3397540, 4077048, 5096310, 6115572, 6795080, 7644465, 10192620, 12231144, 15288930, 20385240, 30577860, 61155720]

約数ペア:

[(1, 61155720), (2, 30577860), (3, 20385240), (4, 15288930), (5, 12231144), (6, 10192620), (8, 7644465), (9, 6795080), (10, 6115572), (12, 5096310), (15, 4077048), (18, 3397540), (20, 3057786), (24, 2548155), (30, 2038524), (36, 1698770), (40, 1528893), (45, 1359016), (60, 1019262), (72, 849385), (90, 679508), (120, 509631), (180, 339754), (257, 237960), (360, 169877), (514, 118980), (661, 92520), (771, 79320), (1028, 59490), (1285, 47592), (1322, 46260), (1542, 39660), (1983, 30840), (2056, 29745), (2313, 26440), (2570, 23796), (2644, 23130), (3084, 19830), (3305, 18504), (3855, 15864), (3966, 15420), (4626, 13220), (5140, 11898), (5288, 11565), (5949, 10280), (6168, 9915), (6610, 9252), (7710, 7932)]