20198099700

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{2437}}^1\times {\mathrm{9209}}^1$

素因数の和:11666

約数の個数: 108

約数和(自身を含む): 63342677580

約数和(自身を除く): 43144577880

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 30, 36, 45, 50, 60, 75, 90, 100, 150, 180, 225, 300, 450, 900, 2437, 4874, 7311, 9209, 9748, 12185, 14622, 18418, 21933, 24370, 27627, 29244, 36555, 36836, 43866, 46045, 48740, 55254, 60925, 73110, 82881, 87732, 92090, 109665, 110508, 121850, 138135, 146220, 165762, 182775, 184180, 219330, 230225, 243700, 276270, 331524, 365550, 414405, 438660, 460450, 548325, 552540, 690675, 731100, 828810, 920900, 1096650, 1381350, 1657620, 2072025, 2193300, 2762700, 4144050, 8288100, 22442333, 44884666, 67326999, 89769332, 112211665, 134653998, 201980997, 224423330, 269307996, 336634995, 403961994, 448846660, 561058325, 673269990, 807923988, 1009904985, 1122116650, 1346539980, 1683174975, 2019809970, 2244233300, 3366349950, 4039619940, 5049524925, 6732699900, 10099049850, 20198099700]

約数ペア:

[(1, 20198099700), (2, 10099049850), (3, 6732699900), (4, 5049524925), (5, 4039619940), (6, 3366349950), (9, 2244233300), (10, 2019809970), (12, 1683174975), (15, 1346539980), (18, 1122116650), (20, 1009904985), (25, 807923988), (30, 673269990), (36, 561058325), (45, 448846660), (50, 403961994), (60, 336634995), (75, 269307996), (90, 224423330), (100, 201980997), (150, 134653998), (180, 112211665), (225, 89769332), (300, 67326999), (450, 44884666), (900, 22442333), (2437, 8288100), (4874, 4144050), (7311, 2762700), (9209, 2193300), (9748, 2072025), (12185, 1657620), (14622, 1381350), (18418, 1096650), (21933, 920900), (24370, 828810), (27627, 731100), (29244, 690675), (36555, 552540), (36836, 548325), (43866, 460450), (46045, 438660), (48740, 414405), (55254, 365550), (60925, 331524), (73110, 276270), (82881, 243700), (87732, 230225), (92090, 219330), (109665, 184180), (110508, 182775), (121850, 165762), (138135, 146220)]