420073488

素因数分解:

$2^4\times 3^2\times {\mathrm{71}}^1\times {\mathrm{181}}^1\times {\mathrm{227}}^1$

素因数の和:493

約数の個数: 120

約数和(自身を含む): 1204047936

約数和(自身を除く): 783974448

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 71, 72, 142, 144, 181, 213, 227, 284, 362, 426, 454, 543, 568, 639, 681, 724, 852, 908, 1086, 1136, 1278, 1362, 1448, 1629, 1704, 1816, 2043, 2172, 2556, 2724, 2896, 3258, 3408, 3632, 4086, 4344, 5112, 5448, 6516, 8172, 8688, 10224, 10896, 12851, 13032, 16117, 16344, 25702, 26064, 32234, 32688, 38553, 41087, 48351, 51404, 64468, 77106, 82174, 96702, 102808, 115659, 123261, 128936, 145053, 154212, 164348, 193404, 205616, 231318, 246522, 257872, 290106, 308424, 328696, 369783, 386808, 462636, 493044, 580212, 616848, 657392, 739566, 773616, 925272, 986088, 1160424, 1479132, 1850544, 1972176, 2320848, 2917177, 2958264, 5834354, 5916528, 8751531, 11668708, 17503062, 23337416, 26254593, 35006124, 46674832, 52509186, 70012248, 105018372, 140024496, 210036744, 420073488]

約数ペア:

[(1, 420073488), (2, 210036744), (3, 140024496), (4, 105018372), (6, 70012248), (8, 52509186), (9, 46674832), (12, 35006124), (16, 26254593), (18, 23337416), (24, 17503062), (36, 11668708), (48, 8751531), (71, 5916528), (72, 5834354), (142, 2958264), (144, 2917177), (181, 2320848), (213, 1972176), (227, 1850544), (284, 1479132), (362, 1160424), (426, 986088), (454, 925272), (543, 773616), (568, 739566), (639, 657392), (681, 616848), (724, 580212), (852, 493044), (908, 462636), (1086, 386808), (1136, 369783), (1278, 328696), (1362, 308424), (1448, 290106), (1629, 257872), (1704, 246522), (1816, 231318), (2043, 205616), (2172, 193404), (2556, 164348), (2724, 154212), (2896, 145053), (3258, 128936), (3408, 123261), (3632, 115659), (4086, 102808), (4344, 96702), (5112, 82174), (5448, 77106), (6516, 64468), (8172, 51404), (8688, 48351), (10224, 41087), (10896, 38553), (12851, 32688), (13032, 32234), (16117, 26064), (16344, 25702)]