195419880

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{647}}^1\times {\mathrm{839}}^1$

素因数の和:1503

約数の個数: 96

約数和(自身を含む): 636854400

約数和(自身を除く): 441434520

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, 360, 647, 839, 1294, 1678, 1941, 2517, 2588, 3235, 3356, 3882, 4195, 5034, 5176, 5823, 6470, 6712, 7551, 7764, 8390, 9705, 10068, 11646, 12585, 12940, 15102, 15528, 16780, 19410, 20136, 23292, 25170, 25880, 29115, 30204, 33560, 37755, 38820, 46584, 50340, 58230, 60408, 75510, 77640, 100680, 116460, 151020, 232920, 302040, 542833, 1085666, 1628499, 2171332, 2714165, 3256998, 4342664, 4885497, 5428330, 6513996, 8142495, 9770994, 10856660, 13027992, 16284990, 19541988, 21713320, 24427485, 32569980, 39083976, 48854970, 65139960, 97709940, 195419880]

約数ペア:

[(1, 195419880), (2, 97709940), (3, 65139960), (4, 48854970), (5, 39083976), (6, 32569980), (8, 24427485), (9, 21713320), (10, 19541988), (12, 16284990), (15, 13027992), (18, 10856660), (20, 9770994), (24, 8142495), (30, 6513996), (36, 5428330), (40, 4885497), (45, 4342664), (60, 3256998), (72, 2714165), (90, 2171332), (120, 1628499), (180, 1085666), (360, 542833), (647, 302040), (839, 232920), (1294, 151020), (1678, 116460), (1941, 100680), (2517, 77640), (2588, 75510), (3235, 60408), (3356, 58230), (3882, 50340), (4195, 46584), (5034, 38820), (5176, 37755), (5823, 33560), (6470, 30204), (6712, 29115), (7551, 25880), (7764, 25170), (8390, 23292), (9705, 20136), (10068, 19410), (11646, 16780), (12585, 15528), (12940, 15102)]