61257960

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{263}}^1\times {\mathrm{647}}^1$

素因数の和:927

約数の個数: 96

約数和(自身を含む): 200154240

約数和(自身を除く): 138896280

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, 263, 360, 526, 647, 789, 1052, 1294, 1315, 1578, 1941, 2104, 2367, 2588, 2630, 3156, 3235, 3882, 3945, 4734, 5176, 5260, 5823, 6312, 6470, 7764, 7890, 9468, 9705, 10520, 11646, 11835, 12940, 15528, 15780, 18936, 19410, 23292, 23670, 25880, 29115, 31560, 38820, 46584, 47340, 58230, 77640, 94680, 116460, 170161, 232920, 340322, 510483, 680644, 850805, 1020966, 1361288, 1531449, 1701610, 2041932, 2552415, 3062898, 3403220, 4083864, 5104830, 6125796, 6806440, 7657245, 10209660, 12251592, 15314490, 20419320, 30628980, 61257960]

約数ペア:

[(1, 61257960), (2, 30628980), (3, 20419320), (4, 15314490), (5, 12251592), (6, 10209660), (8, 7657245), (9, 6806440), (10, 6125796), (12, 5104830), (15, 4083864), (18, 3403220), (20, 3062898), (24, 2552415), (30, 2041932), (36, 1701610), (40, 1531449), (45, 1361288), (60, 1020966), (72, 850805), (90, 680644), (120, 510483), (180, 340322), (263, 232920), (360, 170161), (526, 116460), (647, 94680), (789, 77640), (1052, 58230), (1294, 47340), (1315, 46584), (1578, 38820), (1941, 31560), (2104, 29115), (2367, 25880), (2588, 23670), (2630, 23292), (3156, 19410), (3235, 18936), (3882, 15780), (3945, 15528), (4734, 12940), (5176, 11835), (5260, 11646), (5823, 10520), (6312, 9705), (6470, 9468), (7764, 7890)]