149907568

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{15907}}^1$

素因数の和:15965

約数の個数: 40

約数和(自身を含む): 315614720

約数和(自身を除く): 165707152

約数列:

[1, 2, 4, 8, 16, 19, 31, 38, 62, 76, 124, 152, 248, 304, 496, 589, 1178, 2356, 4712, 9424, 15907, 31814, 63628, 127256, 254512, 302233, 493117, 604466, 986234, 1208932, 1972468, 2417864, 3944936, 4835728, 7889872, 9369223, 18738446, 37476892, 74953784, 149907568]

約数ペア:

[(1, 149907568), (2, 74953784), (4, 37476892), (8, 18738446), (16, 9369223), (19, 7889872), (31, 4835728), (38, 3944936), (62, 2417864), (76, 1972468), (124, 1208932), (152, 986234), (248, 604466), (304, 493117), (496, 302233), (589, 254512), (1178, 127256), (2356, 63628), (4712, 31814), (9424, 15907)]