445822920

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{509}}^1\times {\mathrm{811}}^1$

素因数の和:1340

約数の個数: 128

約数和(自身を含む): 1490832000

約数和(自身を除く): 1045009080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 135, 180, 216, 270, 360, 509, 540, 811, 1018, 1080, 1527, 1622, 2036, 2433, 2545, 3054, 3244, 4055, 4072, 4581, 4866, 5090, 6108, 6488, 7299, 7635, 8110, 9162, 9732, 10180, 12165, 12216, 13743, 14598, 15270, 16220, 18324, 19464, 20360, 21897, 22905, 24330, 27486, 29196, 30540, 32440, 36495, 36648, 43794, 45810, 48660, 54972, 58392, 61080, 68715, 72990, 87588, 91620, 97320, 109485, 109944, 137430, 145980, 175176, 183240, 218970, 274860, 291960, 412799, 437940, 549720, 825598, 875880, 1238397, 1651196, 2063995, 2476794, 3302392, 3715191, 4127990, 4953588, 6191985, 7430382, 8255980, 9907176, 11145573, 12383970, 14860764, 16511960, 18575955, 22291146, 24767940, 29721528, 37151910, 44582292, 49535880, 55727865, 74303820, 89164584, 111455730, 148607640, 222911460, 445822920]

約数ペア:

[(1, 445822920), (2, 222911460), (3, 148607640), (4, 111455730), (5, 89164584), (6, 74303820), (8, 55727865), (9, 49535880), (10, 44582292), (12, 37151910), (15, 29721528), (18, 24767940), (20, 22291146), (24, 18575955), (27, 16511960), (30, 14860764), (36, 12383970), (40, 11145573), (45, 9907176), (54, 8255980), (60, 7430382), (72, 6191985), (90, 4953588), (108, 4127990), (120, 3715191), (135, 3302392), (180, 2476794), (216, 2063995), (270, 1651196), (360, 1238397), (509, 875880), (540, 825598), (811, 549720), (1018, 437940), (1080, 412799), (1527, 291960), (1622, 274860), (2036, 218970), (2433, 183240), (2545, 175176), (3054, 145980), (3244, 137430), (4055, 109944), (4072, 109485), (4581, 97320), (4866, 91620), (5090, 87588), (6108, 72990), (6488, 68715), (7299, 61080), (7635, 58392), (8110, 54972), (9162, 48660), (9732, 45810), (10180, 43794), (12165, 36648), (12216, 36495), (13743, 32440), (14598, 30540), (15270, 29196), (16220, 27486), (18324, 24330), (19464, 22905), (20360, 21897)]