639182208

素因数分解:

$2^7\times 3^1\times 7^1\times {\mathrm{237791}}^1$

素因数の和:237815

約数の個数: 64

約数和(自身を含む): 1940382720

約数和(自身を除く): 1301200512

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 64, 84, 96, 112, 128, 168, 192, 224, 336, 384, 448, 672, 896, 1344, 2688, 237791, 475582, 713373, 951164, 1426746, 1664537, 1902328, 2853492, 3329074, 3804656, 4993611, 5706984, 6658148, 7609312, 9987222, 11413968, 13316296, 15218624, 19974444, 22827936, 26632592, 30437248, 39948888, 45655872, 53265184, 79897776, 91311744, 106530368, 159795552, 213060736, 319591104, 639182208]

約数ペア:

[(1, 639182208), (2, 319591104), (3, 213060736), (4, 159795552), (6, 106530368), (7, 91311744), (8, 79897776), (12, 53265184), (14, 45655872), (16, 39948888), (21, 30437248), (24, 26632592), (28, 22827936), (32, 19974444), (42, 15218624), (48, 13316296), (56, 11413968), (64, 9987222), (84, 7609312), (96, 6658148), (112, 5706984), (128, 4993611), (168, 3804656), (192, 3329074), (224, 2853492), (336, 1902328), (384, 1664537), (448, 1426746), (672, 951164), (896, 713373), (1344, 475582), (2688, 237791)]